UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sk48KcXg1muSXBS8QMYkG7XsmaGSkPSCvX1uTF85dTU=' 
WHERE 
  key_id = 'ba5420f7250951470cce9155def95638423249c9830882092467c362ce48b1c4' 
  AND (
    token = 'Sk48KcXg1muSXBS8QMYkG7XsmaGSkPSCvX1uTF85dTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )