UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x3Lm6Dq7woHlA1zug9640p6DKZbI19YfIa18gV6EfxM=' 
WHERE 
  key_id = '753462b8f1057052ce2e5a811740fc84b2e892b89266d2441a16c1afa89cac29' 
  AND (
    token = 'x3Lm6Dq7woHlA1zug9640p6DKZbI19YfIa18gV6EfxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )