UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4fyE0pAIUe8apunj4K3fKrEqa9itUI0vVHLgVEMHqkQ=' 
WHERE 
  key_id = '499ab78b792d7645e3aadcc10768f65e88e6dea2938db485a389a972a906afa2' 
  AND (
    token = '4fyE0pAIUe8apunj4K3fKrEqa9itUI0vVHLgVEMHqkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )