UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JlFuWiuGu3gScVRuOoquq+4F8uoqLPSQROdIJ8i49HM=' 
WHERE 
  key_id = '03b40595324559a48f91a5cb33f47f43bf68e70865ca2c206ad3c004fe881a75' 
  AND (
    token = 'JlFuWiuGu3gScVRuOoquq+4F8uoqLPSQROdIJ8i49HM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )