UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2JaefkBsf1IAXrRSuIj2B8hx40DaAMvczfQwRVhfhIw=' 
WHERE 
  key_id = '6c4e82ddab19ad0f3d762faa646572a3188a00868e4deaa5254343fddc6bc4e3' 
  AND (
    token = '2JaefkBsf1IAXrRSuIj2B8hx40DaAMvczfQwRVhfhIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )