UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rZ8LozL3CEj08gRMiukgwNDBnLCvo8ZSYeVHvnYoN4I=' 
WHERE 
  key_id = '5834d103a8074f97d3734b97e7327ed76ed9ecf2ac7baa395597317713f2f094' 
  AND (
    token = 'rZ8LozL3CEj08gRMiukgwNDBnLCvo8ZSYeVHvnYoN4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )