UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w1VtCHlDXRP9vXWLrqtphEzmvrnE9ujCwiBUnaMx3Ok=' 
WHERE 
  key_id = '83624c944fc859e52b92dc47fb5c82779c14a2dfbc859dc7e85e06c516e074b2' 
  AND (
    token = 'w1VtCHlDXRP9vXWLrqtphEzmvrnE9ujCwiBUnaMx3Ok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )