UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tzGCYY5dDkmLO28AMBNpDscQd3wr1BDgUPgXMW2OhCA=' 
WHERE 
  key_id = '871dceb6b0ee37d17bd388caab05608f38e39141246df995c78ccdde2e1e3a99' 
  AND (
    token = 'tzGCYY5dDkmLO28AMBNpDscQd3wr1BDgUPgXMW2OhCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )