UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VeU6jzOHGqo9CMrTzpix2NxijQXOURx/ikIGePOum50=' 
WHERE 
  key_id = '57c5b7c3df562d9cd1300f33d50c05277e813fb93b920f0e1e9965be16f98e56' 
  AND (
    token = 'VeU6jzOHGqo9CMrTzpix2NxijQXOURx/ikIGePOum50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )