UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TtU795jSLAt6kBCHnTRtWaw0l8eguLUyihh8/VkOMAY=' 
WHERE 
  key_id = '8a08fe02e7a008afe6225ccf1884a40da4cd130bcf76d342acaa4c256e98a566' 
  AND (
    token = 'TtU795jSLAt6kBCHnTRtWaw0l8eguLUyihh8/VkOMAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )