UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ex5mms/0T53gIeVNttLg3/ANQWPqug1p5J20we5JfCE=' 
WHERE 
  key_id = 'fe6ede2c96921a662d73c240f8e40f414ac3d32cc92b6850d9f793da434098b8' 
  AND (
    token = 'ex5mms/0T53gIeVNttLg3/ANQWPqug1p5J20we5JfCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )