UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'brfi6EIHE4X+gx9rTxrZs2OMBx0WZtW/XwJobz5YzPs=' 
WHERE 
  key_id = '661de4e7b439a95d097685d4ca467dff3bf86934659c914baaa8d42911da70bb' 
  AND (
    token = 'brfi6EIHE4X+gx9rTxrZs2OMBx0WZtW/XwJobz5YzPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )