UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6GbgGy5uYdQRatgAze45zUky8IgwOl6lG6Z1oVmjis=' 
WHERE 
  key_id = 'e3a8d651a923f49d8745aaf8f8676ad8c00ca0bab949ef1932e509b98e0b8267' 
  AND (
    token = 'a6GbgGy5uYdQRatgAze45zUky8IgwOl6lG6Z1oVmjis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )