UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PYZLvPXJ6N2mtXeNx/oamWhAwWve5bIrNxa6670P3BA=' 
WHERE 
  key_id = 'f3a4f803df643776aa405c8423f0da9d8589f6bb069143ccbe9d8deaf6eec086' 
  AND (
    token = 'PYZLvPXJ6N2mtXeNx/oamWhAwWve5bIrNxa6670P3BA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )