UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SHNdE8bzLHFarOOlo8n29iJPDwP9CPd316GCca2rH4Y=' 
WHERE 
  key_id = '50f3fa137de9dbaa52a5ebb8b85497a18c80998559669a8b896e3ba43dc0d3bf' 
  AND (
    token = 'SHNdE8bzLHFarOOlo8n29iJPDwP9CPd316GCca2rH4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )