UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6jnCVXGgqsG4jCbYHuohW/h3OyjQZkusw40h2BDlTuU=' 
WHERE 
  key_id = '4b52c3404582f72036b9d5cc898c25b7c9253fd9a873e3a677b27c032f33b5cc' 
  AND (
    token = '6jnCVXGgqsG4jCbYHuohW/h3OyjQZkusw40h2BDlTuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )