UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kkm/7b4GTtgmNATQuXdq0W8Bz3Pl3QG0cSMtaMja3So=' 
WHERE 
  key_id = '44244e699f630326f485b9aa1a82ddfb529f094e0b52ff48039122b8338a6a72' 
  AND (
    token = 'kkm/7b4GTtgmNATQuXdq0W8Bz3Pl3QG0cSMtaMja3So=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )