UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tnFgjo74JwvYSioPpB1fW9DuMhV8ag39puAWqKWqgrw=' 
WHERE 
  key_id = '546a67a8391e60c40818fabf9e6b69af379cf4f3499525e10fe4ba3d8fe89f42' 
  AND (
    token = 'tnFgjo74JwvYSioPpB1fW9DuMhV8ag39puAWqKWqgrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )