UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BZfmWoJh09yxzFHWaxHGwRh2J/+nj+g3TdTgyNqG16E=' 
WHERE 
  key_id = '0596171070e016f1dae738d399aa95f6efb51e4901900849f079475a9dc60748' 
  AND (
    token = 'BZfmWoJh09yxzFHWaxHGwRh2J/+nj+g3TdTgyNqG16E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )