UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eO1bkW1QcRACx5XAnX/0/9M93jXqz5ZBkJlg7it6QC0=' 
WHERE 
  key_id = 'fd29b755641979ab9b8aef5b4e00268f4c27766a4f30da3f399a132e99cee380' 
  AND (
    token = 'eO1bkW1QcRACx5XAnX/0/9M93jXqz5ZBkJlg7it6QC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )