UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Bh+BwZIrgKOX2xj3tVSSDq24PYAbNS5flsZeBs7uVg=' 
WHERE 
  key_id = 'a15e2ea2d39cc8b3f272dedcab5dc070e4dfcf176b8a6ede9707e888024e5f6a' 
  AND (
    token = '6Bh+BwZIrgKOX2xj3tVSSDq24PYAbNS5flsZeBs7uVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )