UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nst8ggE2o1ltvI3zC7o7vYnnf0suRdWCPskzSlv5xEU=' 
WHERE 
  key_id = '3d36e61508a0686cb70ea7b503b8c83c07b6cfce83483f118e53ccca6372df9e' 
  AND (
    token = 'Nst8ggE2o1ltvI3zC7o7vYnnf0suRdWCPskzSlv5xEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )