UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WEgRAew2omAw3H0kiD4AVudBzvL6B7/6WzgtNl2pSKM=' 
WHERE 
  key_id = 'b7a92d5147c8b26898727bfea2098fcc10317c2112d7c49bc25a6980ee5e66fe' 
  AND (
    token = 'WEgRAew2omAw3H0kiD4AVudBzvL6B7/6WzgtNl2pSKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )