UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eqgV1aLFBULxpQgLn6sHUkLMWhLYxe7fmt3n+TTHBfU=' 
WHERE 
  key_id = 'b6638b3b3968729f0d5f89a1415993a2fd71ddd144262062649992cb2d838008' 
  AND (
    token = 'eqgV1aLFBULxpQgLn6sHUkLMWhLYxe7fmt3n+TTHBfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )