public function renewExpiration()
    {
        if ($oReserved = $this->getReservations()) {
            $iTime = \OxidEsales\Eshop\Core\Registry::getUtilsDate()->getTime();
            $oReserved->oxuserbaskets__oxupdate = new \OxidEsales\Eshop\Core\Field($iTime);
            $oReserved->save();

            \OxidEsales\Eshop\Core\Registry::getSession()->deleteVariable("iBasketReservationTimeout");
        }
    }