UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NL/kfMCOLuSxBKMgG5D9mcmC79y5Eolqcld9XkaEg4=' 
WHERE 
  key_id = '3c21323eb0ee59bd0810de780faa15184068a51e9e677676934076d8a29e5a07' 
  AND (
    token = '6NL/kfMCOLuSxBKMgG5D9mcmC79y5Eolqcld9XkaEg4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )