UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'krDKlNNJYUBUJ0iR+Sew6/5HUFJj1mASGys4A1o/qVc=' 
WHERE 
  key_id = '87ca2939a6cef37729752252a1dbff371b250486f376f47415a45d6da65f8543' 
  AND (
    token = 'krDKlNNJYUBUJ0iR+Sew6/5HUFJj1mASGys4A1o/qVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )