UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gyxn66749Q8UzaaBKB3z9VKNlhXRaoIp4TDmACea/GY=' 
WHERE 
  key_id = 'c3a0cb8bfdccd3d2d162b36a827180db417d47e0d9cd7669af3882ffa11e81ec' 
  AND (
    token = 'Gyxn66749Q8UzaaBKB3z9VKNlhXRaoIp4TDmACea/GY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )