UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tBRkTt6fVgqLbxg27O1yijuerOIgGVgqd4Ce8vUIDGs=' 
WHERE 
  key_id = '46cd667e61c82ddd09150f8806b5c229bd21a86fbe7283b24f9dd7e023afd92a' 
  AND (
    token = 'tBRkTt6fVgqLbxg27O1yijuerOIgGVgqd4Ce8vUIDGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )