UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'yN6FV9ujs1xo9YSe/wUvkJjedUXwXJXKuGUAMTqslKA=' 
WHERE 
  key_id = 'd3dca62d67fd99b92aaf55526a9225f56f295533243e054b93f9c7ba2107cd94' 
  AND (
    token = 'yN6FV9ujs1xo9YSe/wUvkJjedUXwXJXKuGUAMTqslKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )