UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B751NYLUcD76AFFc1Y8TTkUEC8cB5f/1UxXWBEZjp90=' 
WHERE 
  key_id = '6efe22edfeccfea837708e2045ef27f6bd75e9d289ce06877c080251842b328a' 
  AND (
    token = 'B751NYLUcD76AFFc1Y8TTkUEC8cB5f/1UxXWBEZjp90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )