UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L3L+iWt08XjqdSwwLzUfJeWDafHXaMuQJntFj9m1qjo=' 
WHERE 
  key_id = '71ae2bdca93335064af7ee704b706b89093931035f890f9596a6dc8e157e1bd5' 
  AND (
    token = 'L3L+iWt08XjqdSwwLzUfJeWDafHXaMuQJntFj9m1qjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )