UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'prsHlGdL0//68r36/3r2iU0Kjav1jiUZ3CWo2GU1MCk=' 
WHERE 
  key_id = 'b1ca312367b206c139a04bd933b912448418b5043271715767af9905184b5686' 
  AND (
    token = 'prsHlGdL0//68r36/3r2iU0Kjav1jiUZ3CWo2GU1MCk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )