UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uJRfjArqx5J//tQJ3KsfAMLTQxZjis8Zv1hzAr47ncs=' 
WHERE 
  key_id = 'ac6d758ee487f24476858c3b952adc5eec21203ffde12c5fb01d38f583658400' 
  AND (
    token = 'uJRfjArqx5J//tQJ3KsfAMLTQxZjis8Zv1hzAr47ncs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )