UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6g6HqRHuzeXgultjKYj1M5YFJ6qMxAnfPwW6lxHTOvg=' 
WHERE 
  key_id = '0992d131bd72a7f0784ddd2c1e8225343132e20f5538faca91a19ff94caeef0d' 
  AND (
    token = '6g6HqRHuzeXgultjKYj1M5YFJ6qMxAnfPwW6lxHTOvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )