UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UerPCSJ331hji81THhb1bSM4Of65kqZlSephf5Tz0/s=' 
WHERE 
  key_id = '93e41dcb7ed0426dbc9db66381e1e0a5798e4cebda93862b45a07a39596d8385' 
  AND (
    token = 'UerPCSJ331hji81THhb1bSM4Of65kqZlSephf5Tz0/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )