UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vsdHuL73RFJi8N6zdZVG4NgPKxM9S7wHUsEaM2+T0x8=' 
WHERE 
  key_id = '68aaca6aa183b0496bc3a827a9445a5313d6e64d73cf509ac6ed4df81ddc3993' 
  AND (
    token = 'vsdHuL73RFJi8N6zdZVG4NgPKxM9S7wHUsEaM2+T0x8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )