UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39zmkFPi1gqBEymsJiytH2IGuintkX6lX/ytqtoIOP0=' 
WHERE 
  key_id = '3d6a941a1d2aeb7840c24c8a2330900d30209b4bda537b7862cc12b06d002f9b' 
  AND (
    token = '39zmkFPi1gqBEymsJiytH2IGuintkX6lX/ytqtoIOP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )