UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2cmsbzneqgtXVX3p6rp11JNeQgRSg7GKXVg7j4R436Q=' 
WHERE 
  key_id = '535b51e21608bdf86bfb41cfd29a35023045aee85363e90f2214b4bb09762067' 
  AND (
    token = '2cmsbzneqgtXVX3p6rp11JNeQgRSg7GKXVg7j4R436Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )