UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6AQNjpVIL2Lh/mvdKM8dwc5waKlibuDaGTEVEGDptyI=' 
WHERE 
  key_id = '3f66af7d435528f61c9feaad9ead60baccbc63406a868b8df765193d15268630' 
  AND (
    token = '6AQNjpVIL2Lh/mvdKM8dwc5waKlibuDaGTEVEGDptyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )