UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'plnYUU/xASc5Mhs99HNCLXyj9DI7CVrY5jAHhNa6We8=' 
WHERE 
  key_id = '85dfe3c6e6ba2abac6eebb2939b2103512fc8eb268799695a848b36034300c8f' 
  AND (
    token = 'plnYUU/xASc5Mhs99HNCLXyj9DI7CVrY5jAHhNa6We8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )