UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E/SyLO1HxL4vfihVEjIgV8oJyVQsiVg5g556XhFrihc=' 
WHERE 
  key_id = '851850a08bfbd425eaa98c1db0102be0d60a360f8c14e102d8a74234e4e4c911' 
  AND (
    token = 'E/SyLO1HxL4vfihVEjIgV8oJyVQsiVg5g556XhFrihc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )