UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bq9g+IvG58EQamdtIjmmz5EQcnSYTvQMT7dC4mlVuR4=' 
WHERE 
  key_id = '0f7b3ca4f1d56c55b539fb9dd401ac60f39f12666172a819ac9f09f91d42c8dc' 
  AND (
    token = 'Bq9g+IvG58EQamdtIjmmz5EQcnSYTvQMT7dC4mlVuR4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029