UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rv9EIKX06W5C9OD2jujg2/ji1MkbpnRfVYwMExzCii8=' 
WHERE 
  key_id = '99d6eb3910ae8080aed29715ff1d73edd62f6074c162b13661904b5dd767e0a1' 
  AND (
    token = 'Rv9EIKX06W5C9OD2jujg2/ji1MkbpnRfVYwMExzCii8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )