UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FK3n3P9tWo8dTy6DThspmbIDAI0437HSrbQyu7O1Sd8=' 
WHERE 
  key_id = 'de6acf40cddd0ecbaad0cb20422b9b45012cc977619007390e1b9f2a53014061' 
  AND (
    token = 'FK3n3P9tWo8dTy6DThspmbIDAI0437HSrbQyu7O1Sd8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )