UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wTNFeQhnAhLhqkgFtHK3wvwVHfTes71TtBpfmrq59DE=' 
WHERE 
  key_id = 'a97b62ce937622fde80b6d997368bfdccc892e3149c16e7e10188f53c337fa67' 
  AND (
    token = 'wTNFeQhnAhLhqkgFtHK3wvwVHfTes71TtBpfmrq59DE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )