UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tIu4cI+VMjOVUuqbuy6sfkBfEcWYXRjq7OWt7ZplSBM=' 
WHERE 
  key_id = '54dda2cc9d7d038433a3cdb156c0c1243cd51a059faf7d84a7c860699edd3178' 
  AND (
    token = 'tIu4cI+VMjOVUuqbuy6sfkBfEcWYXRjq7OWt7ZplSBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )