UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pbr8fjjNvRNmYlAJzNTFyOCyv9vtVs11ycL8MwSQsKc=' 
WHERE 
  key_id = 'c400bf575fb3f5963882621ab5ab0fb73d38439713819ea171625ba167432309' 
  AND (
    token = 'pbr8fjjNvRNmYlAJzNTFyOCyv9vtVs11ycL8MwSQsKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )