UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uZM747FgoSvrkYNR9qXu4W/1HvDWstqjmPZAF3Xaotg=' 
WHERE 
  key_id = '1a0e0490f6d963a0750f450f3a5f4bc37c43eb7fe4b6f032a08f9207ef5c7987' 
  AND (
    token = 'uZM747FgoSvrkYNR9qXu4W/1HvDWstqjmPZAF3Xaotg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )