UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bv/Kc4pVHf9Q+wNeYVnp24+1mIXFKWbPvymAUA+1SmQ=' 
WHERE 
  key_id = '73e351c48a58938ddbece01ce079bdf0fdb2953c97200b73d2de6dd6ee8a795d' 
  AND (
    token = 'bv/Kc4pVHf9Q+wNeYVnp24+1mIXFKWbPvymAUA+1SmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )