UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Eam7GTz0cVewbeL17DKQE2z8T/4ZL4Esf2uDKkxRWVU=' 
WHERE 
  key_id = 'a01b57e82441216afa1f6cfba1291cc7cb86de181393c1736bbc8b57b122d36e' 
  AND (
    token = 'Eam7GTz0cVewbeL17DKQE2z8T/4ZL4Esf2uDKkxRWVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )