UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PBiZWD3gTvqA/puDzLSaJoCWpIjfqecl1WXCqPNspnI=' 
WHERE 
  key_id = '203ce499c955b93fc27063a6bddfbf01fa7bf079cd9e6469ed2dfdd97914e62b' 
  AND (
    token = 'PBiZWD3gTvqA/puDzLSaJoCWpIjfqecl1WXCqPNspnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )