UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a+AbZTGhFBYKKRl1nTeIxAW5tLBOIP5GLdvCZHJ69Mo=' 
WHERE 
  key_id = 'a51f1f7f657f6d1cf85f7d4ca2d92a7b3e529eb197ad0b6ef7532af6a7709773' 
  AND (
    token = 'a+AbZTGhFBYKKRl1nTeIxAW5tLBOIP5GLdvCZHJ69Mo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )