UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bzxXUm7S13xmGl7KksTuRZFeAr2U5wwgaX6RQDw6lJI=' 
WHERE 
  key_id = '238fe49643766f0644d5f87a26a61bcf20f557321ba325b02ce5f854f062a943' 
  AND (
    token = 'bzxXUm7S13xmGl7KksTuRZFeAr2U5wwgaX6RQDw6lJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )