UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZmSUh4/TL7v1zD8uTKJSxIlJVovaBSzCwvE5l0/3sCw=' 
WHERE 
  key_id = '876f80b77b291325ced2668e495dca1a945607b8f8c18101a70705553a02275c' 
  AND (
    token = 'ZmSUh4/TL7v1zD8uTKJSxIlJVovaBSzCwvE5l0/3sCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )