UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tLE4zFMhL8x+jBA1gMvrasjqegBpTta1IJkC1UiZMcU=' 
WHERE 
  key_id = '816eb0b00446ba5ca593a23c42dd362e9d1145924c75a1fe4da29e54e8b469ac' 
  AND (
    token = 'tLE4zFMhL8x+jBA1gMvrasjqegBpTta1IJkC1UiZMcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )