UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RcuyyE8phyVWqiNTpTIUCT3cnjfS28k3pgRrXBOqSXI=' 
WHERE 
  key_id = 'c649a71f688a11eb96b8bbcf8ab75b8e6b81df555745c23b8f401bdfc20849de' 
  AND (
    token = 'RcuyyE8phyVWqiNTpTIUCT3cnjfS28k3pgRrXBOqSXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )