UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aThvdkOUnILqtEbHTwuHCHQbQpXUzH6ecisX8FpkrUQ=' 
WHERE 
  key_id = '6a0e26558a8bbfede37e8eaf81fc55968d6d722052f44f020371671b6420be09' 
  AND (
    token = 'aThvdkOUnILqtEbHTwuHCHQbQpXUzH6ecisX8FpkrUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )