UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dn6OA4FOfqSxqsjalUlkV+sBZ9updDohnpvLILZWj2I=' 
WHERE 
  key_id = '76728df488d30957e55624f9e23a18f715a26f458fe0ad72027da9d7f8b669f6' 
  AND (
    token = 'Dn6OA4FOfqSxqsjalUlkV+sBZ9updDohnpvLILZWj2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )