UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Un5P4LsdDi25nMNjaFdUeNQc368ffXWt8k3CZ0BduOM=' 
WHERE 
  key_id = 'eb30a7b797ecf0a74642cd173c2ab00cc47d8f18fd4a92e2c70c797422a8d9e7' 
  AND (
    token = 'Un5P4LsdDi25nMNjaFdUeNQc368ffXWt8k3CZ0BduOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )