UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nLC34dN2gA2eHRxWMLcoQy/xt/DVtTZMYls8zSxynOE=' 
WHERE 
  key_id = '19b043b2db85f338ee380f573ee7aeb3ecb10a9e71b656d03534a282b14af033' 
  AND (
    token = 'nLC34dN2gA2eHRxWMLcoQy/xt/DVtTZMYls8zSxynOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )