UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'prTjAeMOIiARJlfZKfTqP01qVK8TLaf7wDD7cVlfCsM=' 
WHERE 
  key_id = '246ec631100e71dfe1520a7cf5068cbfe0ad0175287a89ccf14d588d568d0678' 
  AND (
    token = 'prTjAeMOIiARJlfZKfTqP01qVK8TLaf7wDD7cVlfCsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )