UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V3jk6n45eRm6uJYBEKlugMov9uILbAX+/XlJqSMWrwc=' 
WHERE 
  key_id = '6da638c993ba2ca153d5f86371946e73a3e074e94a771ff9a1ea0c169d4febed' 
  AND (
    token = 'V3jk6n45eRm6uJYBEKlugMov9uILbAX+/XlJqSMWrwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )