UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cMq6VWzhxOfDxevo+LdWmVfQKkWZZsEcTEqnmcKDbcc=' 
WHERE 
  key_id = '597daca15cd84f1cc4fac7857788e3d24b1c91baa1cf843e425f529bdb035f9d' 
  AND (
    token = 'cMq6VWzhxOfDxevo+LdWmVfQKkWZZsEcTEqnmcKDbcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )