UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mUDaj3ToqHt/7R+DGI4I0/m0Y2qI5TZIQ65IHYfyofs=' 
WHERE 
  key_id = '7e76fde8d6ab5bfb9c29b2752c7a509379d147bded52b164cef75615845b6d74' 
  AND (
    token = 'mUDaj3ToqHt/7R+DGI4I0/m0Y2qI5TZIQ65IHYfyofs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )