UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/px+q5R04Yjd+TsUZcVkZgLnGzaelIsPev2HZM3AFpw=' 
WHERE 
  key_id = 'c476b41833eff5c96885862dffbfaefc5e837a699639a839872024c717751bc7' 
  AND (
    token = '/px+q5R04Yjd+TsUZcVkZgLnGzaelIsPev2HZM3AFpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )