UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E28C2KZj3DljvlfOY5UooYblykHFC5XoIgBgTsWIJUU=' 
WHERE 
  key_id = '286e9d87bdb025b7c42ab838eb54b0656d35b8f6f18766727fc0592a6c171901' 
  AND (
    token = 'E28C2KZj3DljvlfOY5UooYblykHFC5XoIgBgTsWIJUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )