UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3HnbD03wprXu+Bv2ppfhpxarDAgYFz5TVq0QwFf54ks=' 
WHERE 
  key_id = '7874e6f1913788c83ffa9ee2a6f07b3a44e0a4de12073e563efb7ae8d32ba6f8' 
  AND (
    token = '3HnbD03wprXu+Bv2ppfhpxarDAgYFz5TVq0QwFf54ks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )