UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4cH6FZ9EBcbNaIrnIBMqd5CiOu19rMENc2bYlLF6ruk=' 
WHERE 
  key_id = 'a7eddad14a7f60322dc59fc7b5c76002835ea5acfb37472411de9a60a1f264bf' 
  AND (
    token = '4cH6FZ9EBcbNaIrnIBMqd5CiOu19rMENc2bYlLF6ruk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )