UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zmFdmFlEubj3Sh9NJr2O959nje9vVyOw/taBeod1sdI=' 
WHERE 
  key_id = '8e003842629136983c6028020b398e3007467df829d645b81ad735f5503b56fb' 
  AND (
    token = 'zmFdmFlEubj3Sh9NJr2O959nje9vVyOw/taBeod1sdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )