UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pgdPbuBmiz8AEQ3lvrl15FWh39MgkaC7CRYipfsjifw=' 
WHERE 
  key_id = '5699d8af9d9afa6a136e58f7ad02d53c5dcc3297fe59f394b08f952756c4f8a5' 
  AND (
    token = 'pgdPbuBmiz8AEQ3lvrl15FWh39MgkaC7CRYipfsjifw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )