UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VJrtb8p4w1KHbeXp7e7BY9qf8+O7GV44/ZHA/4Tt7uI=' 
WHERE 
  key_id = '02f6384632780a0fb5dc32b7ca787b0ee54d342377da858525aced6f5b41cc53' 
  AND (
    token = 'VJrtb8p4w1KHbeXp7e7BY9qf8+O7GV44/ZHA/4Tt7uI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )