UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P8Scwor/K4ngSIq69GHwrSkAzjfXI3J6YGknHvdwGaI=' 
WHERE 
  key_id = '8a813b4885f29df829be48aa3918cedf556704018952a43317be99ecc780c0b9' 
  AND (
    token = 'P8Scwor/K4ngSIq69GHwrSkAzjfXI3J6YGknHvdwGaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )