UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j4bpZS+1Ct3XZhBFZTrI5hq0Yg3TZ64bhN3GgNG25QI=' 
WHERE 
  key_id = '23d84ddcbe97bf3a5092cbe9163ca5f1030ffd922ae6db1092955dcd33a296b2' 
  AND (
    token = 'j4bpZS+1Ct3XZhBFZTrI5hq0Yg3TZ64bhN3GgNG25QI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )