UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uOCPZvQK8Kl6Ek0rcUAeALu1sWnl6NL/TT4v+fZbKRk=' 
WHERE 
  key_id = 'b4a8fd7db496d9afdcabd7ebf92a58e8b748a6d8a2571220aee977852fec349e' 
  AND (
    token = 'uOCPZvQK8Kl6Ek0rcUAeALu1sWnl6NL/TT4v+fZbKRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )