UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rZX4LQAhh3wN+c3UWTPZ+IjtzD1jI6Cub4FS1ODTPpE=' 
WHERE 
  key_id = '542b6b2a6aacf335a4d7c2ea3446a1fc88be5395297ba99ec6f3f611b8fa3fb5' 
  AND (
    token = 'rZX4LQAhh3wN+c3UWTPZ+IjtzD1jI6Cub4FS1ODTPpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )