UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPg3jq+QM1uS2eKcKxrMA9x4CIr1pF4Bqeo1IMZ4ArU=' 
WHERE 
  key_id = 'ffb0e97c92d64cadb71541813db5ba53c39ac1cef05db4adc402c4435e6c6338' 
  AND (
    token = 'RPg3jq+QM1uS2eKcKxrMA9x4CIr1pF4Bqeo1IMZ4ArU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )