UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a9mPTOPk9gzLpmma2RcNqUhKPkXyleGh6bUaW2PpMXw=' 
WHERE 
  key_id = '39490f4f309cf058dd07f583bce1f51d7059da8c0d84b23d3759daae1525762a' 
  AND (
    token = 'a9mPTOPk9gzLpmma2RcNqUhKPkXyleGh6bUaW2PpMXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )