UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JoRmByK80hSBBQpIXfzj8H19hDGIqs4DJ+x3Rh8O+qY=' 
WHERE 
  key_id = '13eb3b9e4c90846dc8ed4274995d496dea24fee6867649246f458e90073db324' 
  AND (
    token = 'JoRmByK80hSBBQpIXfzj8H19hDGIqs4DJ+x3Rh8O+qY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )