UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rkV7kety26aBlVIefC1h/q+VJ65+V9oaWumSbYHtsIA=' 
WHERE 
  key_id = '6e3c8508253e46de967dc1f99ef7270460436d06587598d97f78d57722ac2612' 
  AND (
    token = 'rkV7kety26aBlVIefC1h/q+VJ65+V9oaWumSbYHtsIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )