UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MzkJmwUngqf6VOscwlW5+LLS7nNToExiwipGUkHoCZ0=' 
WHERE 
  key_id = 'e988a61caf95287685463d4b6118aa23f121ccecd5d531c3460cfc699b0dafb0' 
  AND (
    token = 'MzkJmwUngqf6VOscwlW5+LLS7nNToExiwipGUkHoCZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )