UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd40cvn9MrhLOKs40k3G8p6u/Q6tbjS4/rN1jNsuBGbc=' 
WHERE 
  key_id = 'af66d9985418a0535157db426cea82bb6860ca9e169ec76a8bc3292a79ea2354' 
  AND (
    token = 'd40cvn9MrhLOKs40k3G8p6u/Q6tbjS4/rN1jNsuBGbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )