UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bSIu5b42s0L37ubEZTZpRGfCJ3JIo1Iw20XWkLEJNFo=' 
WHERE 
  key_id = '64b16ae132f95c4d841b41ce44864438a054c0a7d2233448498537263ffba5f0' 
  AND (
    token = 'bSIu5b42s0L37ubEZTZpRGfCJ3JIo1Iw20XWkLEJNFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )