UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'heCcayeCrNbOMWmoAddP63nMQNQ+ZXOr55Oxn2Lwu4w=' 
WHERE 
  key_id = 'd16d2d78115af618b8f99d91dd996554c2a30512a64cb5d2b70a71de97024419' 
  AND (
    token = 'heCcayeCrNbOMWmoAddP63nMQNQ+ZXOr55Oxn2Lwu4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )