UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Js6sqcZgh+M/qua9192MPznhVjGNPHyHkEhb8CeJaOk=' 
WHERE 
  key_id = '20d268aa796691adb08dd5c2e7ffeb975744b6889664c6bc180e3eabe66c2aea' 
  AND (
    token = 'Js6sqcZgh+M/qua9192MPznhVjGNPHyHkEhb8CeJaOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )