UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rx2GZvb+WVGXkcpb7NkDvYGpzDeCIJCWnBMyXoh5mew=' 
WHERE 
  key_id = 'e14e6cc6ae62fe23f21344b2f8b4826accfacbbb358b8c8376733ae2e1bec212' 
  AND (
    token = 'Rx2GZvb+WVGXkcpb7NkDvYGpzDeCIJCWnBMyXoh5mew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )