UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4aFNrtgv9dfjC3tBJ0daWfmkNZOy4xxr2vxxvMhk1OI=' 
WHERE 
  key_id = '8c545889c009626b2fe73c177a9b62bfe232b9fec8d5848201fe06661e9f9432' 
  AND (
    token = '4aFNrtgv9dfjC3tBJ0daWfmkNZOy4xxr2vxxvMhk1OI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )