UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KYV4Vu+Dn+Zp77HqHnScR+Lr7W48h2W2ACx0zYXIwuU=' 
WHERE 
  key_id = '8bc8454d9cb076abd08320bea75eb9d66c83765cd21af4eacb274e39d96f4501' 
  AND (
    token = 'KYV4Vu+Dn+Zp77HqHnScR+Lr7W48h2W2ACx0zYXIwuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )