UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dA8RrrvA+/GuvU1037k0ug4vHe2XqDGUPVDkeN4itdk=' 
WHERE 
  key_id = '68e96f2d23428ac43e2f4d67aca8cdccd59998970b9efb5b49434c4d92e29b89' 
  AND (
    token = 'dA8RrrvA+/GuvU1037k0ug4vHe2XqDGUPVDkeN4itdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )