UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hIBzXt/gKse+Nhm/4nln9QuV4P1mZdy8L85UpcT81yc=' 
WHERE 
  key_id = '89e198a9e914773921da74ef5de63bd3d9eb51e36d7519313c1c5cc25f17d626' 
  AND (
    token = 'hIBzXt/gKse+Nhm/4nln9QuV4P1mZdy8L85UpcT81yc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )