UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mSDtVpbxKJYmQps2TBlcKu/Jl7dnrlCDvow/HjcGdfQ=' 
WHERE 
  key_id = '29b928847bf7a30dc2aa5f1b1d1e95a1c90443d394d45a9eb701836454a4a499' 
  AND (
    token = 'mSDtVpbxKJYmQps2TBlcKu/Jl7dnrlCDvow/HjcGdfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )