UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'enl8y5lqG1mReiR62Oy3nF3KwjsW7TZoAb8pZgzKNLE=' 
WHERE 
  key_id = 'ac642809dfd59537f1b502af038db75b15dbfabfe0deed8ed3debd2f18025978' 
  AND (
    token = 'enl8y5lqG1mReiR62Oy3nF3KwjsW7TZoAb8pZgzKNLE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )