UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+TDa1qWSt6BTrc43U7LB2vDOwbhRc11Ymv7mmVCk/M=' 
WHERE 
  key_id = '0ffb3b38630719b04249569ed6bc92f043d443143b21847cf5a5c420805bb4c6' 
  AND (
    token = 'k+TDa1qWSt6BTrc43U7LB2vDOwbhRc11Ymv7mmVCk/M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )