UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Voxz5ARJRnn0ZlDJCrrqOnMdfKg5NbazYcraHpq/FbY=' 
WHERE 
  key_id = 'e69b253c86e7d5326e41b7228b827056574f812cce3a4c58496bf3dff9d31b20' 
  AND (
    token = 'Voxz5ARJRnn0ZlDJCrrqOnMdfKg5NbazYcraHpq/FbY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )