UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'muc5DfJcTqn/7wt92Ye8wxuEdmJKSugbG2k8G8KmRKA=' 
WHERE 
  key_id = '277463d5f90a9d7cd257143e0fa8e63a023234be9fb657138c3bd5584a8c961d' 
  AND (
    token = 'muc5DfJcTqn/7wt92Ye8wxuEdmJKSugbG2k8G8KmRKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )