UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9A5S2AHuUXDGYx6J+G6aHKoURnxJ4OUoormjLDXxBBg=' 
WHERE 
  key_id = '6ced694e1d720100b880eea8253cb96b3ec7b24116140dc6db11610018373c4c' 
  AND (
    token = '9A5S2AHuUXDGYx6J+G6aHKoURnxJ4OUoormjLDXxBBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )