UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rxUQjtna2UTll8sA8yuqbUm4OkOVTcwd3EY17OEf5p4=' 
WHERE 
  key_id = '03355938a7196d268ea2a09734a3737c53254cc063685bdf24275bc1e7dd04b3' 
  AND (
    token = 'rxUQjtna2UTll8sA8yuqbUm4OkOVTcwd3EY17OEf5p4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )