UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZyNxQLlC1t5Nqnpxxy2jZDrzo2MdzchwVi/S7UJAALk=' 
WHERE 
  key_id = 'dcd90e0005c7c764272cdb1411671709df9f80ffb7a2d8241df3190d5b9b7fe4' 
  AND (
    token = 'ZyNxQLlC1t5Nqnpxxy2jZDrzo2MdzchwVi/S7UJAALk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )