<?php

$sipariscek = $db->query("SELECT * FROM siparis", PDO::FETCH_ASSOC);
if ( $sipariscek->rowCount() ){
foreach( $sipariscek as $row ){
if ($row['durum'] == "0") {
$id = $row['id'];
$durum = 1;
$guncelle = $db->prepare("UPDATE siparis SET durum=? WHERE id='$id'");
$guncelle->execute(array($durum));
}else {
}
}
}
?>