UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qw3viaqAh1rbBUfWAgFuBokgHpTNx773X1u6x+Kt27o=' 
WHERE 
  key_id = '8dff34de4b1c730a8af9c701f8369a836abdc76c9ec25bdbffd333a57cf21597' 
  AND (
    token = 'Qw3viaqAh1rbBUfWAgFuBokgHpTNx773X1u6x+Kt27o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )