UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CHmqDi8U9+vOh0ir5ApOLJOKNz9fHhrOcCLzNYDd20M=' 
WHERE 
  key_id = 'c727598ad18ac12ba977e75acc8ee643479becca8bfd52adcd9eef97ff5507af' 
  AND (
    token = 'CHmqDi8U9+vOh0ir5ApOLJOKNz9fHhrOcCLzNYDd20M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )