UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5MvW8dJkrhaM706I4pyIAvZuZ40DX4wxOp5I76KGmsI=' 
WHERE 
  key_id = '20ab858c2292d9c0696832c33587993bb5ed39bcb79ea9dd536b893aa356f4b5' 
  AND (
    token = '5MvW8dJkrhaM706I4pyIAvZuZ40DX4wxOp5I76KGmsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )