UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cCHJq8E1WVVSeZxUkjjp7oM9+dznd0JUsKUuJmzFnak=' 
WHERE 
  key_id = '9b72a146d475e510246fd3849adac5607c5b500ad97de21bc033034f75d51623' 
  AND (
    token = 'cCHJq8E1WVVSeZxUkjjp7oM9+dznd0JUsKUuJmzFnak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )