UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKWcrgX+kb2KqdyrPnbbtP6dFlp9dmoJfApKQ9w9/T0=' 
WHERE 
  key_id = '6bab06c6bec734f73e20f68df7e3c5f8621cc73c2c58d9352bde1292c3618a89' 
  AND (
    token = 'MKWcrgX+kb2KqdyrPnbbtP6dFlp9dmoJfApKQ9w9/T0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )