UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KhPYTzvcyl0/pXaQANyi5ZBcSH6UknEpwQSpV4QTcdM=' 
WHERE 
  key_id = '4f99399e86d6da2723972e7a30a94f79cc06ed3fd341b442b298b84079734e02' 
  AND (
    token = 'KhPYTzvcyl0/pXaQANyi5ZBcSH6UknEpwQSpV4QTcdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )