UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'traiWpE628dRmHZ79LnHpzMib0ZIBnOQZBkYrx6BJis=' 
WHERE 
  key_id = 'ec9bee08532f312100abb3f13b19e75b59d01caccfa43a23e7e434656814a1b2' 
  AND (
    token = 'traiWpE628dRmHZ79LnHpzMib0ZIBnOQZBkYrx6BJis=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )