UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RyG+SKkOPCjDRnFKjPfo7gDosIrLLwj8VK1tued27AY=' 
WHERE 
  key_id = '634356146872feb14a9a644563b9b8d42a5ee2d9a3c2c53abbaf7a682de96481' 
  AND (
    token = 'RyG+SKkOPCjDRnFKjPfo7gDosIrLLwj8VK1tued27AY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )