UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DMwH5VGmQh/xcx3sudBZ8oo1aitQ7TsYsvW88BeXKg4=' 
WHERE 
  key_id = '3c9f75a5d8bb0e494acf05cd7bfa97d51c3d493770fdbaa4aedb5184cd0dd1c5' 
  AND (
    token = 'DMwH5VGmQh/xcx3sudBZ8oo1aitQ7TsYsvW88BeXKg4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )