UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yVH6SdtibnW+fEX5dWFgRiVYDh4BTQog3TcBPAewxhw=' 
WHERE 
  key_id = '850c31edcff769ae2e44f2f1230b48b9b4455b028b4abf0f7df36454ba641f92' 
  AND (
    token = 'yVH6SdtibnW+fEX5dWFgRiVYDh4BTQog3TcBPAewxhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )