UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21pkI0ByFD/sYHoZv0wXK9/GHqiFQ7SgGqR85tJwmlI=' 
WHERE 
  key_id = '5b9544a19e20d24b23c3514236a6c816f40b41796a291db08a11d8d79e68def8' 
  AND (
    token = '21pkI0ByFD/sYHoZv0wXK9/GHqiFQ7SgGqR85tJwmlI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )