UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DWe30Bm6fHPcoxfQ5PnlOmKZ4mXGAj7tIiVZClxbuoA=' 
WHERE 
  key_id = '4855dd9e6752f03d6890fbeabaacc82d817664229049fd3de1b6e8c60450f3c0' 
  AND (
    token = 'DWe30Bm6fHPcoxfQ5PnlOmKZ4mXGAj7tIiVZClxbuoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )