UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yULw7rsqxCQdytYJyUdt+0QkvuVH1EB94rVOMha9ajI=' 
WHERE 
  key_id = 'dcb4dc56fe4ac6824c063a23a8e6f468c36e74eaf99b0fa529ecc79eb09b80e1' 
  AND (
    token = 'yULw7rsqxCQdytYJyUdt+0QkvuVH1EB94rVOMha9ajI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )