UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eTK5vw/iFKE2CpiR/+b/1kMT47G4xHJUmbAH8AUO6Mg=' 
WHERE 
  key_id = '46021daee1914e76a495dd791e5a4c02c14888a4e93f229767fb04db2c6abca7' 
  AND (
    token = 'eTK5vw/iFKE2CpiR/+b/1kMT47G4xHJUmbAH8AUO6Mg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )