- var_dump: documentation ( source)
- unserialize: documentation ( source)
<?php
var_dump(unserialize("product_name=asdfasdfasdfa+fasdf&price=55&date_order=3.9.2014&date_exp=27.9.2014&license_key=asdf&password=adsf+f&invoice_number=fdd¬e=&id_product=5&edit_product=1&75a91c7dd2d2437918fcc2efc6c28e95=1"));