UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QHXGi/gPrsU7p8DVQQM7ygY7fTbWAUkAgIFc77Tv4aQ=' 
WHERE 
  key_id = 'c8a2d6c7be3a7376fe5dffce420e0ef6ab1d060a76689d95a933c7aa65a375b8' 
  AND (
    token = 'QHXGi/gPrsU7p8DVQQM7ygY7fTbWAUkAgIFc77Tv4aQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )