UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mlneus+fVdv7XB3FuvnVtxpsPYFsQXEj7bX+uyiumTg=' 
WHERE 
  key_id = '265ece7bb0d160894985497f03c3b1bbf60e2991f0da12112d048de0881da943' 
  AND (
    token = 'Mlneus+fVdv7XB3FuvnVtxpsPYFsQXEj7bX+uyiumTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )