UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HBZvdb4oyj/4X1l7bmmmE80j/gusaJn8GSDQNffn/Lw=' 
WHERE 
  key_id = '23f76cfc03ab9473bac762e1771068df2bc9f705626cc909067c7ef59555a06e' 
  AND (
    token = 'HBZvdb4oyj/4X1l7bmmmE80j/gusaJn8GSDQNffn/Lw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )