UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eO0f/LNh8pj6mpqSIB+y4l3QeP7AApwD5rhDi0+P7B0=' 
WHERE 
  key_id = '8ebf0cc55ce4a9fab92711ede5f68178fad6a2a80eacdca922692b6bea326952' 
  AND (
    token = 'eO0f/LNh8pj6mpqSIB+y4l3QeP7AApwD5rhDi0+P7B0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )