UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kyxu639fEf4A13z20HPX0Vi8ZFT0fCbD+UNEyE5dZnc=' 
WHERE 
  key_id = '8210e766b70950e0edb5a2e57d255d2af8c15fe8656b665094c1617d358088a5' 
  AND (
    token = 'kyxu639fEf4A13z20HPX0Vi8ZFT0fCbD+UNEyE5dZnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )