UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gw5e3uf9UuRKuEqkeWMBfX6O5cd022gvW4ygPnWhPoQ=' 
WHERE 
  key_id = '2635af769d07b3bf5ce1ce05b66f50e7a713b1465c4b67022a0d7c7ef7d36817' 
  AND (
    token = 'Gw5e3uf9UuRKuEqkeWMBfX6O5cd022gvW4ygPnWhPoQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )