UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Ii3PwMnQARg6T2TcDLxkCLcc9SiA35L0zVTUv2Tyrw=' 
WHERE 
  key_id = '1b6fd4da375b4cd5139c01cc96f23caeab945e2844ce4c609618a1821c5d73bd' 
  AND (
    token = '/Ii3PwMnQARg6T2TcDLxkCLcc9SiA35L0zVTUv2Tyrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )