UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWDiYEdxp4sSYPTPO2qiYJeZu2cnb5i1I8rPXqjx+eU=' 
WHERE 
  key_id = '3ef9a4f41c90872889b43ec1f0844bbe57555a9b21ea1f066dc10bb34ed92931' 
  AND (
    token = 'PWDiYEdxp4sSYPTPO2qiYJeZu2cnb5i1I8rPXqjx+eU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )