UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vX9Za+Wo64rCtvs3dPcGD+OIjykXkoX+J8Gdt1uUB7U=' 
WHERE 
  key_id = 'b6447b00adda8ca50e33d958fce3aa4c34b7e4cc3b5ec85b2f9312b9cc65a018' 
  AND (
    token = 'vX9Za+Wo64rCtvs3dPcGD+OIjykXkoX+J8Gdt1uUB7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )