UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KmKATJ1Lo+myZTqh10V3KRyEJQidBti2ai4/v2jWisc=' 
WHERE 
  key_id = 'c6e526c9e738bc36d7d6ec183ecfc81ee65bb58a721af01af8d0600cc3c23c8e' 
  AND (
    token = 'KmKATJ1Lo+myZTqh10V3KRyEJQidBti2ai4/v2jWisc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )