UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iSC9xVWExWyjwg6F1xUnrpEK2IX6fAX4UU5HVgCOJw=' 
WHERE 
  key_id = 'b88ce331f8b76584b6f2b36917977e88100733a51711c7037c177b71bcab3d56' 
  AND (
    token = '4iSC9xVWExWyjwg6F1xUnrpEK2IX6fAX4UU5HVgCOJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )