UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u0IWRNWsMSaEHir8sgeSzf/L927rPBJfxz8e7CRgiv0=' 
WHERE 
  key_id = '8cef9455851c61d6690322f62ac9315fa16c240e1c698e8e90d5a48d0c790555' 
  AND (
    token = 'u0IWRNWsMSaEHir8sgeSzf/L927rPBJfxz8e7CRgiv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )