UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2RzBdg3osJX39UdegksM8l+drKpp/WhPiWeMe8/2tpU=' 
WHERE 
  key_id = '44403ff0a5820120d9abc1d99bd752bf51c15b2924d7193838519c8e60b71e9f' 
  AND (
    token = '2RzBdg3osJX39UdegksM8l+drKpp/WhPiWeMe8/2tpU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )