UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KCOFoY90IPsFSpwy9gOGwZ5upmskGRPyMCbw88+EucI=' 
WHERE 
  key_id = 'e296c72ddf28c11ad9a192f43466ccb957c28a9ba67729f1d155791735c2a45a' 
  AND (
    token = 'KCOFoY90IPsFSpwy9gOGwZ5upmskGRPyMCbw88+EucI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )