UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6i1iurunrXFFkL6yW2Fbp/RdW/GuOyIPVMtGIaQRyvs=' 
WHERE 
  key_id = '2e3f14d98de4bde7a72794c3c1872818f1a8d357692d38e40303f061a663e603' 
  AND (
    token = '6i1iurunrXFFkL6yW2Fbp/RdW/GuOyIPVMtGIaQRyvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )