UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LN0TmQRtieCyrCbdCzLyuqz5vFek3xXQaKnnrm315w8=' 
WHERE 
  key_id = '140bf92e398354b50fbffc44e25e284747cece58521e56add42dfc2d73c70fed' 
  AND (
    token = 'LN0TmQRtieCyrCbdCzLyuqz5vFek3xXQaKnnrm315w8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )