UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q5PqMovovEintRFrcr5qNQAj9KMmpiBYUdbxeggSpyY=' 
WHERE 
  key_id = 'ac6c2065f84c7b38082b455a5110b174c83bf3724c5feea0282acedee0eab73f' 
  AND (
    token = 'Q5PqMovovEintRFrcr5qNQAj9KMmpiBYUdbxeggSpyY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )