UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r08+DX0BSi1cP2idoMkXhGhqO4nCAjegvKLipHRC9y0=' 
WHERE 
  key_id = '781cfa514f9b3e6f0ae8ecdc7779aa6f59817a298bdb35c97bf8a800e9430afe' 
  AND (
    token = 'r08+DX0BSi1cP2idoMkXhGhqO4nCAjegvKLipHRC9y0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )