UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QpP0VVphioVSb1CGXWxytExofHczHFULaCczgeQcdwk=' 
WHERE 
  key_id = '553c559037186d2f76017d53963051c6ecf87617e24a3cc09ea4f780311f56f9' 
  AND (
    token = 'QpP0VVphioVSb1CGXWxytExofHczHFULaCczgeQcdwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )