UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HqVK13d9rpw3EZRJ/kOS4XXSD2cEII2jy0O78pHsIx0=' 
WHERE 
  key_id = '27b8468596977435ac05d4106189d49b4984d21cf12566fcaed0e678074b3815' 
  AND (
    token = 'HqVK13d9rpw3EZRJ/kOS4XXSD2cEII2jy0O78pHsIx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )