UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SPD7tsmINvhScVEYYlwq/1AGVDTyi4ak2ZxWcPKUpo0=' 
WHERE 
  key_id = '12736895af61979962bb9ada8aa21cdd2546ff1ce8c421691dea3e94d37209eb' 
  AND (
    token = 'SPD7tsmINvhScVEYYlwq/1AGVDTyi4ak2ZxWcPKUpo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )