UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MFEvuX90GuJ/7U+b8/ziiSyLyyAvvpUqYohnNZpN8+Y=' 
WHERE 
  key_id = '84998995e575bb1055f112fdda5ad2e921e711ea971847384d21ab5a2fda9c91' 
  AND (
    token = 'MFEvuX90GuJ/7U+b8/ziiSyLyyAvvpUqYohnNZpN8+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )