UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DFTz+rptNvibGpZUF96i3XzEwkSK9z9+YIncYDBanyw=' 
WHERE 
  key_id = '39ea5f7273921d3f256b65ca42aafab64d8abb73fc5de91f2932aceea603d357' 
  AND (
    token = 'DFTz+rptNvibGpZUF96i3XzEwkSK9z9+YIncYDBanyw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )