UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QiGaPGhdPe6nY/PNQ51qo3bhavoubjqGhXVszkYyGeo=' 
WHERE 
  key_id = '13d922aedc05c21bb0bfa2934a18911365418b526b8a2ee726efe37105721462' 
  AND (
    token = 'QiGaPGhdPe6nY/PNQ51qo3bhavoubjqGhXVszkYyGeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )