UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6JefE8PFy1CrZ3UmMdEGCLCmk3zG8iWdJw+kZoUWYZY=' 
WHERE 
  key_id = '4df91572f8fc11ca6c32d8694f212f62794935d0b132c0bc8080676217e4a3fa' 
  AND (
    token = '6JefE8PFy1CrZ3UmMdEGCLCmk3zG8iWdJw+kZoUWYZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )