UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6U4d1B5D5gjWvSmIevPUt0qneOCQtI3ovghM4udsUcw=' 
WHERE 
  key_id = 'c941bd940f2109127a30a3657cca90eec5c8a7fcccdcf6e972b5b597addd5a9d' 
  AND (
    token = '6U4d1B5D5gjWvSmIevPUt0qneOCQtI3ovghM4udsUcw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )