UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJCOQAm/uzG0OvRjIeUyJEfNMnl79OsdWctDyF0gJIQ=' 
WHERE 
  key_id = 'c6c40ea47456131dcc0c2e5bd1306de6464a74a3cd05184b9a8dc77996e8e12f' 
  AND (
    token = 'MJCOQAm/uzG0OvRjIeUyJEfNMnl79OsdWctDyF0gJIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )