UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3O4vYhfFAE1qfGvoWqCqSVIxCV7hc7uuXXA7LoYTwgE=' 
WHERE 
  key_id = '8278a6f367fba1e2269b524a53efcd963d261470bfde3e43c2d6f8bd793c9ec4' 
  AND (
    token = '3O4vYhfFAE1qfGvoWqCqSVIxCV7hc7uuXXA7LoYTwgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )