UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hMl7kwyKGkWC3GdADz8bzefHniZra5sZn0RD/ajpgfs=' 
WHERE 
  key_id = '22a98c7c686523885283a15d1e6f0babbc3087c750909286f1cc3bdbcbc1e43b' 
  AND (
    token = 'hMl7kwyKGkWC3GdADz8bzefHniZra5sZn0RD/ajpgfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )