UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QVQNc2ky+8FuT7DCba/m2Zk7vVtjMLkmq7EyK+vM9ms=' 
WHERE 
  key_id = '97e3a5dc017cb0d79947808dcec31d60bebbb34c5c42a3d6905e2546137467c0' 
  AND (
    token = 'QVQNc2ky+8FuT7DCba/m2Zk7vVtjMLkmq7EyK+vM9ms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )