UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sawjocdKappPGBqWTIXWLkhNHziZTLJ6VWIixboP1UA=' 
WHERE 
  key_id = '20e3845cb965194be6a97d768aa68bfd95aee0d311d35070ba8899da1d4e3376' 
  AND (
    token = 'sawjocdKappPGBqWTIXWLkhNHziZTLJ6VWIixboP1UA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )