UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '02RY6qV7ico9+dzAZk8H6Zb+R81Weye4JdYbPJV+kH0=' 
WHERE 
  key_id = '270bc30d56ea1c30d7585ec9c01186a9f56f1ebef69e829623ed69aa8ebc2bd6' 
  AND (
    token = '02RY6qV7ico9+dzAZk8H6Zb+R81Weye4JdYbPJV+kH0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )