UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eAJymCHJLKpotDRpP+zO+bOHgEUvrPBaJU/8TmO3ysk=' 
WHERE 
  key_id = '84941ae2e1d74f9eb2155e775c0a543fc86451446875d2266a58dc0990e684bf' 
  AND (
    token = 'eAJymCHJLKpotDRpP+zO+bOHgEUvrPBaJU/8TmO3ysk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )