UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H7TSaJEBRrOvK+mT1i5oT1WH6zV3X4IGJKvwGKvfU7Y=' 
WHERE 
  key_id = '239cd4be43763bd358cb5c35748bd1c4e1ee7e029be9b0410678933b6e389458' 
  AND (
    token = 'H7TSaJEBRrOvK+mT1i5oT1WH6zV3X4IGJKvwGKvfU7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )