UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xZwzJwZPRyAJRYqYEoBYiMlBxUnQghS4+6m6uWXBoig=' 
WHERE 
  key_id = '8b113483c3c3bc84a0bb319338e32b6bce0430879cdcf92b73ce82a76a0e03ae' 
  AND (
    token = 'xZwzJwZPRyAJRYqYEoBYiMlBxUnQghS4+6m6uWXBoig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )