UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/ELvQaosSWf9mPmBnifd1CrJjXfiebILMPx9CEOWJU=' 
WHERE 
  key_id = 'c987d6f962e6e299bf3c21e10b386a74c04e637174ebcae9b5b5afd1360cb525' 
  AND (
    token = 'a/ELvQaosSWf9mPmBnifd1CrJjXfiebILMPx9CEOWJU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )