UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4uP1lDUc3ezoPCNZMHFQ8BqvsMXkw0QjfYSWs6lem1g=' 
WHERE 
  key_id = 'a77c01f3ccb66067ac046274217491b8117f2a1bc69ff6f439411762a3eb417d' 
  AND (
    token = '4uP1lDUc3ezoPCNZMHFQ8BqvsMXkw0QjfYSWs6lem1g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )