UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QmxctmF+Evz48GcHghaBqyfXONSt05fetrEAvNabigI=' 
WHERE 
  key_id = '97b19a17c05b4ec39d629aa819031cf7f78ae71c196afe6b98c6921a4fc92324' 
  AND (
    token = 'QmxctmF+Evz48GcHghaBqyfXONSt05fetrEAvNabigI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )