UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9A7Ah1uCK8fI8gZa67oT0UdIktY4LpzWpVmwXKlwHtc=' 
WHERE 
  key_id = '0b27a0726de8b02aaa682b15ecc4421ad698e0259a1fb1d4efabad9cec3ff2d8' 
  AND (
    token = '9A7Ah1uCK8fI8gZa67oT0UdIktY4LpzWpVmwXKlwHtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )