UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xNT7YHrYmkSijSHf4mMXiRKq/UY0zPsh9f+cQcYF/4E=' 
WHERE 
  key_id = '7f2a3e6a6dd7f779ab68cf885c4fe98d3bd312fba14407151f03262c03d42370' 
  AND (
    token = 'xNT7YHrYmkSijSHf4mMXiRKq/UY0zPsh9f+cQcYF/4E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )