UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6KTfEdP6T/pIEK/AYN6K3elrFLBJfk8FfIOz+AXbFg=' 
WHERE 
  key_id = 'c2f4451a2201862352b9b7e55102895b55065e58fb8a8269fdd9ab1e2ed32d2d' 
  AND (
    token = 'u6KTfEdP6T/pIEK/AYN6K3elrFLBJfk8FfIOz+AXbFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )