UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pWl1lkmPQBhkBJ77BxfoQq2XjOGvivzImL6ukpcb9Ew=' 
WHERE 
  key_id = '68e94110826eeec6859c8263380a4eff54fc871e34d8c5b89a815879b56dbd6c' 
  AND (
    token = 'pWl1lkmPQBhkBJ77BxfoQq2XjOGvivzImL6ukpcb9Ew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )