UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lW4wSxGFV1LP3xSqa4r/B5FAIvzFB/BjPLxFF6OgMnA=' 
WHERE 
  key_id = '4c6d1ee8ea94038d9b83db71b61469f754b6afd930a1a7df4b4cd7a10c9ff0f0' 
  AND (
    token = 'lW4wSxGFV1LP3xSqa4r/B5FAIvzFB/BjPLxFF6OgMnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )