UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e75QpWWccQ0hPzAmRlziBYKTl1BnvwrFHUoWotvt4vw=' 
WHERE 
  key_id = '397b0f258cdcb804020c4dc3b0732dd05b7aa0432af64c0a83510074f1798783' 
  AND (
    token = 'e75QpWWccQ0hPzAmRlziBYKTl1BnvwrFHUoWotvt4vw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )