UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'enhqo0AmWlhZSHRWcFEvLnDp9HwhiIUAdVfZf5AXPUk=' 
WHERE 
  key_id = '374c1e89e7a3c743f618e918918249bc574ee718f912a8f469cd67cf900520c7' 
  AND (
    token = 'enhqo0AmWlhZSHRWcFEvLnDp9HwhiIUAdVfZf5AXPUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )