UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '02u/h725FrYsevjpq3d/bi8BtOpK6Gcv7vueLO/hs0E=' 
WHERE 
  key_id = '77481e579b4327b8579bb6befb06615ba9d95aff06ea9f6300829402b086c47f' 
  AND (
    token = '02u/h725FrYsevjpq3d/bi8BtOpK6Gcv7vueLO/hs0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )