UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VnTdtBDpW0BWT8Ra1P60PtS71WCQa14NV/Zz7NV50S4=' 
WHERE 
  key_id = '4a24fa6e3ca40cd483305a607a995437af5c6fd253e960e4f765fd565debc8a4' 
  AND (
    token = 'VnTdtBDpW0BWT8Ra1P60PtS71WCQa14NV/Zz7NV50S4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )