UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3UK0DRfBpVh8XHAuF3FKNcCnoMdbtMNRcGEXzT2s/lA=' 
WHERE 
  key_id = '3881e8671fdfd62d59242acb7d003d547cf5c238520f2c8e631f1c5f6950ac7c' 
  AND (
    token = '3UK0DRfBpVh8XHAuF3FKNcCnoMdbtMNRcGEXzT2s/lA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )