UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u5vBcnT4se3jGUIw07HHXpINIofDf/+eHb6PI0JbhOc=' 
WHERE 
  key_id = '7a6c3e16f13275176b1bb879fca9b5193ec17d341bceeff8ff202327e3fd4412' 
  AND (
    token = 'u5vBcnT4se3jGUIw07HHXpINIofDf/+eHb6PI0JbhOc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )