UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xPN1xTTAZC+IobMNZOwNdjWUsLs5z0wA/mHrHWmNqo0=' 
WHERE 
  key_id = '9c6338ed5af59e5a37f66e7b7bcb70ef48d1966fc1b4912786e2eb05b946218d' 
  AND (
    token = 'xPN1xTTAZC+IobMNZOwNdjWUsLs5z0wA/mHrHWmNqo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )