UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TaXCG7xsfKtPKNStMAg7OL4Idr3cPBih0WYkuCJFMgE=' 
WHERE 
  key_id = '842de2e7caf275634aff95f1545b05523db975c7384f691405e06c91526e1748' 
  AND (
    token = 'TaXCG7xsfKtPKNStMAg7OL4Idr3cPBih0WYkuCJFMgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )