UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'dIMYYeJe46LlDO3/zq2zwLJBQDz+U/dwIUE8+qFw+Sw=' 
WHERE 
  key_id = 'a6640ae1420fa9624a7f03a674b4e5a32d6c0858c964fab732b1b54ed5de8124' 
  AND (
    token = 'dIMYYeJe46LlDO3/zq2zwLJBQDz+U/dwIUE8+qFw+Sw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )