UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n1AMQh2TO5Edk6xCZj4snNru0jaWVrJqUXl/XvO5hgs=' 
WHERE 
  key_id = '42578466da8052fc8493e2464592a7476ace8d6bbcb6c44ff864693ae7c7481b' 
  AND (
    token = 'n1AMQh2TO5Edk6xCZj4snNru0jaWVrJqUXl/XvO5hgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )