UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'luTIhv3RZB0MdeViVesm5912WpaBPuYbAVV6rMfh/dQ=' 
WHERE 
  key_id = '50b3f896b9ac663f489ad9193c729413240e892d18f80a9e226c2525b3ee1c3d' 
  AND (
    token = 'luTIhv3RZB0MdeViVesm5912WpaBPuYbAVV6rMfh/dQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )