UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqX295MaMYQnMXIaev2pDnEuKmSc0KQIGMlOcjYgyJE=' 
WHERE 
  key_id = '3c2de3af9713ebd434bd674c481d62be763c420269b75040fee48821faea307a' 
  AND (
    token = 'MqX295MaMYQnMXIaev2pDnEuKmSc0KQIGMlOcjYgyJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )