UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KnH3VqLCzXWKs84QBxTHyetarObtpHtbNOOPDnqVvKo=' 
WHERE 
  key_id = 'd6976e7746f544e79cb8a48922364f41d5da644ace5beaad1f0d008cce9947dd' 
  AND (
    token = 'KnH3VqLCzXWKs84QBxTHyetarObtpHtbNOOPDnqVvKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )