UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHBkvxL3CbPEOGFiHEm94M820YLkPiqE9Ou869IyTQc=' 
WHERE 
  key_id = '50f93f06c3021829eb7f72bb3cda07d8d2f0de2aa4601055df05264d11f95ba3' 
  AND (
    token = 'KHBkvxL3CbPEOGFiHEm94M820YLkPiqE9Ou869IyTQc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )