UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztznGlldbGDSlJhJp3anINSMlqYClmE/fGnqQaHOHbg=' 
WHERE 
  key_id = 'a6b1b75c7e85387c9cd0cb2209f43ce6fd90e148667aebaf9c4e96b1214effbb' 
  AND (
    token = 'ztznGlldbGDSlJhJp3anINSMlqYClmE/fGnqQaHOHbg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )