UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u19G1ZcT9UORCuSuDTJ82sOSxwn8wphPK2/A40Ji1NU=' 
WHERE 
  key_id = '8c685204621fa0b624664181fd1c81656d30af05213f9f93d89527a2e2c74ba4' 
  AND (
    token = 'u19G1ZcT9UORCuSuDTJ82sOSxwn8wphPK2/A40Ji1NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )