UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A6GJmcw2kgQU+wXzl3epFAd2s7gUvhiFtaGsxRZOg9A=' 
WHERE 
  key_id = '3a818e176833e4ba3952d89e71e20879ef75bf551c8fe230ba2b1d0d69c45b30' 
  AND (
    token = 'A6GJmcw2kgQU+wXzl3epFAd2s7gUvhiFtaGsxRZOg9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )