UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PstesMUy0mhGbHp6Wapq70iwC2FuURZd8J6TFofbbRw=' 
WHERE 
  key_id = '39903a45851ae31cf0b63b95517617be08679a0b511ab4f73a403bbd6e26a028' 
  AND (
    token = 'PstesMUy0mhGbHp6Wapq70iwC2FuURZd8J6TFofbbRw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )