UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+By9zDxp5lldF8p7c34EJpmfWM61lTN2UxuUXNbE6BU=' 
WHERE 
  key_id = '736c21fc999ae6fb0e5e194383ba94415c6ae72c70272b237a94a1875b051259' 
  AND (
    token = '+By9zDxp5lldF8p7c34EJpmfWM61lTN2UxuUXNbE6BU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )