UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jg9r28ZjdCL8vwMHlU82X6np8UryEBXQ9EcNp7uYAKI=' 
WHERE 
  key_id = '8e0298fe8cd665d2769e84fb08522e13c327d3066ee500dbc6234c2246f695b9' 
  AND (
    token = 'jg9r28ZjdCL8vwMHlU82X6np8UryEBXQ9EcNp7uYAKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )