UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pecu3L8QYSXY9fu+qAMCOrk6AtkMs7FCOsNAVh3joHc=' 
WHERE 
  key_id = 'db1c48ecf8cef92492e96b4eee0ef3797a04d6c547a0ec0be225e05224bbfe26' 
  AND (
    token = 'Pecu3L8QYSXY9fu+qAMCOrk6AtkMs7FCOsNAVh3joHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024