UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b///PCT9cgsqhNC2l9JHGUZ0kt8fKyMs8wuQYo1Xb3U=' 
WHERE 
  key_id = '6ea36a975d9f9ca5835a78e3ce895aeda1bfef5c0ad97756f352a295c6734aba' 
  AND (
    token = 'b///PCT9cgsqhNC2l9JHGUZ0kt8fKyMs8wuQYo1Xb3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )