UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6r4ljS3QPOZw8ucvb1GM3T+XeI+v8U9FE0q8s42BcaU=' 
WHERE 
  key_id = '6ee49f908894cb5a34915baf31cac60142f42a2b40ce4ac71248976ab02eef99' 
  AND (
    token = '6r4ljS3QPOZw8ucvb1GM3T+XeI+v8U9FE0q8s42BcaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )