UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4xizwsnJDykpvKad0UgzTPdtSTsKN7f1IugDv0+EHzE=' 
WHERE 
  key_id = 'bba1c309cacfd6b1c9fc3ac4b461802a3fa687ca194ab175da29a7b6801cb212' 
  AND (
    token = '4xizwsnJDykpvKad0UgzTPdtSTsKN7f1IugDv0+EHzE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )