UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dMLG5+RWSDsOLE9Fm/mTWwqI1M6rRRlCjnVh2d/IWuM=' 
WHERE 
  key_id = '18c2309fb6f40225d88819d686826164d5a631c93c46c319008151d2a25c1b50' 
  AND (
    token = 'dMLG5+RWSDsOLE9Fm/mTWwqI1M6rRRlCjnVh2d/IWuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )