UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nZOsdzYQ09F93RcEwz7//Tpn+G/o/srY6kIN+FGb8A8=' 
WHERE 
  key_id = '984589af82c9be59ce54ae732557e1ef00dbfe7756ea796c69fe543054993d0b' 
  AND (
    token = 'nZOsdzYQ09F93RcEwz7//Tpn+G/o/srY6kIN+FGb8A8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )