UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMcWGE4FzXKH7bBxMsks8BIxugztENIz822UjdItFz8=' 
WHERE 
  key_id = '8113ac8893ee42ca6b94b22df3c34d8e886fd13abe39593ae958b1fcbf50b96a' 
  AND (
    token = 'RMcWGE4FzXKH7bBxMsks8BIxugztENIz822UjdItFz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )