UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yov3WYuquVpjxQ8joMUIFgvargw0iqwlSkG9k2sxsGk=' 
WHERE 
  key_id = '540feb71708feed4afbde86fb00a9e22f9d3b2d0288c5caf0063be16d6dee741' 
  AND (
    token = 'Yov3WYuquVpjxQ8joMUIFgvargw0iqwlSkG9k2sxsGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )