UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8xpSnjslcyWk5+aF1n/rneCX4ouhcWmMnPDA9TGJKc=' 
WHERE 
  key_id = 'bf550fd623de861153fa05688efcfd3a3cb5652b39a602c42effadc47da2cc49' 
  AND (
    token = 'n8xpSnjslcyWk5+aF1n/rneCX4ouhcWmMnPDA9TGJKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )