UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CA9ljPXaOKmuhreyLXIh/AmrdmTb9xoyu5PZTR/ireg=' 
WHERE 
  key_id = '4cff98306fcb10ffd32716bf383bbae32df612043e78f4df7ad42f3daa358fd3' 
  AND (
    token = 'CA9ljPXaOKmuhreyLXIh/AmrdmTb9xoyu5PZTR/ireg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )