UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3HW774RVeQmpEf1f8q+cPdPWsr2k6yw3ki0BUMiROM0=' 
WHERE 
  key_id = '6bf37a00734d90b921c7af61422b4381449f84e538844d5052a75ee0531d74d2' 
  AND (
    token = '3HW774RVeQmpEf1f8q+cPdPWsr2k6yw3ki0BUMiROM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )