Komutu girdiğim de böyle bir hata veriyor çıkamadım işin içinden.

[root@siber httpdocs]# composer require fakerphp/faker
Using version ^1.9 for fakerphp/faker
./composer.json has been updated
Running composer update fakerphp/faker
Loading composer repositories with package information
Updating dependencies
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - anhskohbo/no-captcha is locked to version 3.3.0 and an update of this package was not requested.
    - anhskohbo/no-captcha 3.3.0 requires php >=5.5.5 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 2
    - authorizenet/authorizenet is locked to version 2.0.2 and an update of this package was not requested.
    - authorizenet/authorizenet 2.0.2 requires php >=5.6 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 3
    - aws/aws-sdk-php is locked to version 3.184.0 and an update of this package was not requested.
    - aws/aws-sdk-php 3.184.0 requires php >=5.5 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 4
    - barryvdh/laravel-dompdf is locked to version v0.8.7 and an update of this package was not requested.
    - barryvdh/laravel-dompdf v0.8.7 requires php >=7 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 5
    - fruitcake/laravel-cors is locked to version v2.0.4 and an update of this package was not requested.
    - fruitcake/laravel-cors v2.0.4 requires php >=7.2 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 6
    - google/apiclient is locked to version v2.9.1 and an update of this package was not requested.
    - google/apiclient v2.9.1 requires php ^5.6|^7.0|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 7
    - guzzlehttp/guzzle is locked to version 7.3.0 and an update of this package was not requested.
    - guzzlehttp/guzzle 7.3.0 requires php ^7.2.5 || ^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 8
    - laravel/framework is locked to version v7.30.4 and an update of this package was not requested.
    - laravel/framework v7.30.4 requires php ^7.2.5|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 9
    - laravel/socialite is locked to version v4.4.1 and an update of this package was not requested.
    - laravel/socialite v4.4.1 requires php ^7.1.3 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 10
    - laravel/ui is locked to version v2.5.0 and an update of this package was not requested.
    - laravel/ui v2.5.0 requires php ^7.2.5|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 11
    - madnest/madzipper is locked to version v1.1.0 and an update of this package was not requested.
    - madnest/madzipper v1.1.0 requires php >=7.2.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 12
    - mcamara/laravel-localization is locked to version 1.6.1 and an update of this package was not requested.
    - mcamara/laravel-localization 1.6.1 requires php >=7.1.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 13
    - mews/captcha is locked to version 3.2.6 and an update of this package was not requested.
    - mews/captcha 3.2.6 requires php ^7.2|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 14
    - paquettg/php-html-parser is locked to version 3.1.1 and an update of this package was not requested.
    - paquettg/php-html-parser 3.1.1 requires php >=7.2 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 15
    - socialiteproviders/vkontakte is locked to version 4.2.1 and an update of this package was not requested.
    - socialiteproviders/vkontakte 4.2.1 requires php ^7.2 || ^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 16
    - spatie/db-dumper is locked to version 2.21.1 and an update of this package was not requested.
    - spatie/db-dumper 2.21.1 requires php ^7.2|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 17
    - spatie/url is locked to version 1.3.5 and an update of this package was not requested.
    - spatie/url 1.3.5 requires php ^7.2|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 18
    - beyondcode/laravel-dump-server is locked to version 1.7.0 and an update of this package was not requested.
    - beyondcode/laravel-dump-server 1.7.0 requires php >=7.2.5 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 19
    - mockery/mockery is locked to version 1.4.3 and an update of this package was not requested.
    - mockery/mockery 1.4.3 requires php ^7.3 || ^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 20
    - nunomaduro/collision is locked to version v5.4.0 and an update of this package was not requested.
    - nunomaduro/collision v5.4.0 requires php ^7.3 || ^8.0 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 21
    - phpunit/phpunit is locked to version 9.5.5 and an update of this package was not requested.
    - phpunit/phpunit 9.5.5 requires php >=7.3 -> your php version (5.4.16) does not satisfy that requirement.
  Problem 22
    - laravel/framework v7.30.4 requires php ^7.2.5|^8.0 -> your php version (5.4.16) does not satisfy that requirement.
    - qoraiche/laravel-mail-editor 3.x-dev requires illuminate/support ~5|~6|~7|~8 -> satisfiable by laravel/framework[v7.30.4].
    - qoraiche/laravel-mail-editor is locked to version 3.x-dev and an update of this package was not requested.


Installation failed, reverting ./composer.json and ./composer.lock to their original content.

Diğer komutları da deniyorum ama hepsinde genel olarak hata alıyorum

php artisan optimize:clear

PHP Parse error:  syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /var/www/vhosts/domain.com/httpdocs/artisan on line 33