UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EYmxu9nDJHklPrHgrHmOYzzFxyXwhva8D1Qlk7yl1q0=' 
WHERE 
  key_id = '2e3df93dc557137f2f31a8f22b5029abbfc98ab3bbc53c843df07e263087d140' 
  AND (
    token = 'EYmxu9nDJHklPrHgrHmOYzzFxyXwhva8D1Qlk7yl1q0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )