UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VVYvLqERdCnqqpOwjNamYoYTfV5cdXiM6KgsESDz/LU=' 
WHERE 
  key_id = 'c8dd7c7e40efab1c6aee0161815ffc1596f364c91c1734ec307544fd56420086' 
  AND (
    token = 'VVYvLqERdCnqqpOwjNamYoYTfV5cdXiM6KgsESDz/LU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )