UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5mD5nNqwu7bJTmgyDelGpjaIype6xdMv5IFD1k8Crks=' 
WHERE 
  key_id = '9e8fb4596388640c87f5f18e81affc30acfc1cd7971a869ed8519b1e78e6df4c' 
  AND (
    token = '5mD5nNqwu7bJTmgyDelGpjaIype6xdMv5IFD1k8Crks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )