UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4POuf6tMDt2p6uERBMWikJ+HEKd9Z8MAwrx4IalURpw=' 
WHERE 
  key_id = '27fa50d72e28f2abd7ab6ad5f86ba54062793fd107db5ead9eb2f06acaa6f82c' 
  AND (
    token = '4POuf6tMDt2p6uERBMWikJ+HEKd9Z8MAwrx4IalURpw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )