UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lt1R4pf8MrkdioxbjufkUvtxpMCfCOAqL3tP2MNxle4=' 
WHERE 
  key_id = '95fe19de4145ab620b111b70c5f99ca27873da2e4634079500c52f9fdd2f7d2a' 
  AND (
    token = 'Lt1R4pf8MrkdioxbjufkUvtxpMCfCOAqL3tP2MNxle4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )