UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2xB6rjIMjxALEBbiyVR42GQ6o1C1YYDF4OQrS9kVXNw=' 
WHERE 
  key_id = '276584a0ed4a4bd11c1be65a8d4072721988d907c900e997b3b138faeb5f1cb2' 
  AND (
    token = '2xB6rjIMjxALEBbiyVR42GQ6o1C1YYDF4OQrS9kVXNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )