UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YkIn9flZZDsr/pqv4pN31HKpGduNAkekvr5KkidF+Zo=' 
WHERE 
  key_id = 'f5e87152e3cbd3818229109f17a8198c89552a36c7cbe73b8e42aae9617a250d' 
  AND (
    token = 'YkIn9flZZDsr/pqv4pN31HKpGduNAkekvr5KkidF+Zo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )