UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PZ98Dj4ruhKBWI7l154xY8aFgKTKqHI38Lr6SVKbIcI=' 
WHERE 
  key_id = 'b4d73866975796e4ed903d35871e0f867ba7c54e74f11146b02a8c6cbdba6af4' 
  AND (
    token = 'PZ98Dj4ruhKBWI7l154xY8aFgKTKqHI38Lr6SVKbIcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )