UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n9U84/HqGM80KarpoT0UFjVdcFvAhmyFxCXsLzQZpSc=' 
WHERE 
  key_id = '6a0b0c5ee0274fd99a2416b3e2a88fb393af01399abbb49c574bf091e67096c4' 
  AND (
    token = 'n9U84/HqGM80KarpoT0UFjVdcFvAhmyFxCXsLzQZpSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )