UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'URkZMiUojqYLROXsWdfSUJDIA2lBDcjQ8VuMHSKCaTY=' 
WHERE 
  key_id = 'ef569d495b1b40d9f4ab175286805818eb8deb58561d6c0b9452f2f7d0f2b26e' 
  AND (
    token = 'URkZMiUojqYLROXsWdfSUJDIA2lBDcjQ8VuMHSKCaTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )