UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N2p1XTKEinjWukQxw42/tAs8PNsRqJLiY+Kbj48FLEI=' 
WHERE 
  key_id = '93604f194bba5ee5b769b2200587b81ffa97eb814e25282e73d77d71de0a0979' 
  AND (
    token = 'N2p1XTKEinjWukQxw42/tAs8PNsRqJLiY+Kbj48FLEI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )