UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kah2LTNOFcFx8q9H9RG6C9hN00tJ0TlKOliWlibS8rM=' 
WHERE 
  key_id = '9f670228bacf96ddf39c117d9cb1c4e650b1eaafb03cbf72e490022b80e5d852' 
  AND (
    token = 'Kah2LTNOFcFx8q9H9RG6C9hN00tJ0TlKOliWlibS8rM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )