UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uwl5H2PW5mIN7yHmN5605PKMVozHEpDGqedWKH0cNIw=' 
WHERE 
  key_id = '8c21135520c5c4af17b8e9e6617a1e7667ef9cbdb323c267f31787a7728d48e6' 
  AND (
    token = 'uwl5H2PW5mIN7yHmN5605PKMVozHEpDGqedWKH0cNIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )