UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dxg50acX5/q0qjtH1G/sbK0bD51ApQWX9j0Lb+7RtUU=' 
WHERE 
  key_id = '4852a8b03ddc44b5685351755815e688cbca99277978728507841dd620f7a6b7' 
  AND (
    token = 'Dxg50acX5/q0qjtH1G/sbK0bD51ApQWX9j0Lb+7RtUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )