UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yn2Aqmydk6SEJVkKo1qxOcbGvMR21hNCYFBOnF+Qi7Y=' 
WHERE 
  key_id = '1a6fb71b75bf556302a5b6d00d8ca9f73d193baad81d1eec2a8da74c74fdf434' 
  AND (
    token = 'yn2Aqmydk6SEJVkKo1qxOcbGvMR21hNCYFBOnF+Qi7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )