UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nURTmBWN3+mpu0NbMlDP6sJhBXC8WNobUa/XrVhRrag=' 
WHERE 
  key_id = 'bcbf78ba75e2a3556831555060b730d3ae77957358671e95239ce3071b057cf7' 
  AND (
    token = 'nURTmBWN3+mpu0NbMlDP6sJhBXC8WNobUa/XrVhRrag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )