UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ztx3OyoiB3MQyC+w4qNPvdCAKulM8bruHW2VStPJFp0=' 
WHERE 
  key_id = '1c73d55907c14f34677537a938d5eb6d39af92e72bc0576897ddd3b2cd750ff0' 
  AND (
    token = 'Ztx3OyoiB3MQyC+w4qNPvdCAKulM8bruHW2VStPJFp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )