UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUD+2aXkva4PFifAm7RtR5G/q9eTA7OQIX7UMtRHT+0=' 
WHERE 
  key_id = '646be7e178e4df965c66fd9d48dbbdbecce8d32fe11f23c56d7a7f4835968cbd' 
  AND (
    token = 'eUD+2aXkva4PFifAm7RtR5G/q9eTA7OQIX7UMtRHT+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )