UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CBa+NpNzTmSaPJlr2dZBAg6If+JjvbKgp0smedEmBkQ=' 
WHERE 
  key_id = '51794a254fa140d014ade576dd53a0a000274969bdd9e13e84eb35760cfc69a9' 
  AND (
    token = 'CBa+NpNzTmSaPJlr2dZBAg6If+JjvbKgp0smedEmBkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )