UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5kVKSE5b0hhosEakv7SkXzKKbPATppO3thxvShW0jVc=' 
WHERE 
  key_id = 'ab51e3ea9380b362ad7aa82d4f5ed5f77a54437da54a3dc19be8b43b5c6536a7' 
  AND (
    token = '5kVKSE5b0hhosEakv7SkXzKKbPATppO3thxvShW0jVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )