UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUYHnBw2SWVbaHV1JegebD1pmjv90gDpSxDS+p2kxcY=' 
WHERE 
  key_id = 'f43a1e30c0c2aafc55a14edd3e76da57cdf0ba154f8c20024fc4609b873d5793' 
  AND (
    token = 'eUYHnBw2SWVbaHV1JegebD1pmjv90gDpSxDS+p2kxcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )