UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81nJvm+oWkwD9R9vajacWIRChGRauOxs1fiwmCyoiA4=' 
WHERE 
  key_id = '8a874199c937bf7d3abebc13fc04934e8f3c25bffca28e44af34d6b46b889f43' 
  AND (
    token = '81nJvm+oWkwD9R9vajacWIRChGRauOxs1fiwmCyoiA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )