UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4eRzIVX524zy3I4dy35yvFTxff6cDTgSzZpT1K75oa0=' 
WHERE 
  key_id = '56b2b344d27b64df348ef5972259c44ce8d3af0bd10c9659064d0c508bc40668' 
  AND (
    token = '4eRzIVX524zy3I4dy35yvFTxff6cDTgSzZpT1K75oa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )