UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u956PtHxzff1Tlz4vlc8U1sXr/mGbsemM6rbNiWs94U=' 
WHERE 
  key_id = 'e2dcd0f7946bdec452487c402a686fc991f1d814984aa608a8f6123e9922e8a8' 
  AND (
    token = 'u956PtHxzff1Tlz4vlc8U1sXr/mGbsemM6rbNiWs94U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )