UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hEj8twkTFeHaUaF+br8gs70pWolu/7qBKlhsiL5MUM4=' 
WHERE 
  key_id = '8dfa47647ffa099b8a814b8641e43b558f2769a1af07ea250d62e947c4fa6da9' 
  AND (
    token = 'hEj8twkTFeHaUaF+br8gs70pWolu/7qBKlhsiL5MUM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )