UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '57k1fVp/nXORO+jCLMRjN2vUtOsxIMdiiURTxZaUYOY=' 
WHERE 
  key_id = '57f68be4ad0359ef0782fd73bf39252d6fcf35f663828f48818ee7c9d2276da2' 
  AND (
    token = '57k1fVp/nXORO+jCLMRjN2vUtOsxIMdiiURTxZaUYOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )