UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Eytk/CZ1IFjlSJtibg07g8XKlDIH9S6R00chjxjVYnw=' 
WHERE 
  key_id = 'b8d687ea7db4c90b4a4f44da05eb608396ab169ee51232824101c99d913b257e' 
  AND (
    token = 'Eytk/CZ1IFjlSJtibg07g8XKlDIH9S6R00chjxjVYnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )