UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CNSkgdNxb9bZxqKFfY20Hs2GSyXzZcDAErFPv14OIYs=' 
WHERE 
  key_id = '6e79ca10fe6ab2d53b4f7e7e2122c37bb90b5ccc8273288fe63de936333a1a31' 
  AND (
    token = 'CNSkgdNxb9bZxqKFfY20Hs2GSyXzZcDAErFPv14OIYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )