UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zzBv5y5dsl7cHRnQYHdQj6QAI864IwT4NcTsNolPEiM=' 
WHERE 
  key_id = '926b9775d3bf3679f95549f81eef6b50bf7e047014a3349e3b4c4c640cc04910' 
  AND (
    token = 'zzBv5y5dsl7cHRnQYHdQj6QAI864IwT4NcTsNolPEiM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )