UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x8RqLyPvGh94Yab6X0NYrhMOJrOh/YeUx65YyttFoZU=' 
WHERE 
  key_id = '780bd60afb4052b6d9aa935fd658ed9c93c72f7a39ecc269b2e7a4501b234ba0' 
  AND (
    token = 'x8RqLyPvGh94Yab6X0NYrhMOJrOh/YeUx65YyttFoZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )