UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KrRJ6wHHfczTKVtugdo7c38+7TJjm6MSIVdgGkKwXbw=' 
WHERE 
  key_id = '941db9ae362a8b9e4b53fff76750e4c7ef1ca7127a6a67fcca264a687afef3d4' 
  AND (
    token = 'KrRJ6wHHfczTKVtugdo7c38+7TJjm6MSIVdgGkKwXbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )