UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XxDzi1HTxN6q8uCYtTE3wG8cBDuRzgyMalNZqKShU8E=' 
WHERE 
  key_id = '83c8387503aaae591473bb0d262416dee7716cb0c08b9a1a5b960b4558e9ba8f' 
  AND (
    token = 'XxDzi1HTxN6q8uCYtTE3wG8cBDuRzgyMalNZqKShU8E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )