UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a52RPpUy6uamhThJOs4SqCfBg6E7FR26BGcSbAjX/ks=' 
WHERE 
  key_id = 'eb8d07afc876996b224a69b5feca055b75c5a444628e9091257e17edc9591d4b' 
  AND (
    token = 'a52RPpUy6uamhThJOs4SqCfBg6E7FR26BGcSbAjX/ks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )