UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fp6TFZiWsP7AxzQeHUxWLKMrdTAsNrn4saQv1/U/A9k=' 
WHERE 
  key_id = '538e81944f4d831b9f52a636c0fe2cfd84a2616a50dbaa5918bbd6d353969692' 
  AND (
    token = 'Fp6TFZiWsP7AxzQeHUxWLKMrdTAsNrn4saQv1/U/A9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )