UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4LKjxJWkjPpehbM5K6trjkU12z5erogBzNFf8Bqx15c=' 
WHERE 
  key_id = '6c4a933cc16e38db4540b1c8e7a5d87820315910f088a7d471cc5870160c7e8c' 
  AND (
    token = '4LKjxJWkjPpehbM5K6trjkU12z5erogBzNFf8Bqx15c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )