UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kfm6wND56XyI2UQMja6OIliPnHRcdui6DpMSBCeUPFY=' 
WHERE 
  key_id = 'd6907986ba9b254d122be8f7898397f7eb904c8897f3b32b2410d49ee1ead5a2' 
  AND (
    token = 'kfm6wND56XyI2UQMja6OIliPnHRcdui6DpMSBCeUPFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )