UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y3CEWHVVTPWEke4mLESKoCGK3hjMIYr0CaaZd0xw9ww=' 
WHERE 
  key_id = 'c469965464cb27adcce01f63e61c2f5f06b74dd116db757b702e5f190d91cbc2' 
  AND (
    token = 'y3CEWHVVTPWEke4mLESKoCGK3hjMIYr0CaaZd0xw9ww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )