UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+AIRDOdWcrkfEBSwz+MlUAMUbjTCtPE1tuQhQjXc8A=' 
WHERE 
  key_id = '4f87e3235ab460883b088189e8c9b2038f0c57f46fa19a9484ccfe5d3175e9b6' 
  AND (
    token = 'c+AIRDOdWcrkfEBSwz+MlUAMUbjTCtPE1tuQhQjXc8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )