UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhduH4Qyo7QdxvheNjWFWuDSBMDuxKJrJBGkuCeL4aE=' 
WHERE 
  key_id = 'b6cffd2a81b5751da7119a6dbc7dd2c7dbf012ce1ee36483f60d2b43fbae6692' 
  AND (
    token = 'mhduH4Qyo7QdxvheNjWFWuDSBMDuxKJrJBGkuCeL4aE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )