UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zC0YkzVOigejdefHcm05HzyINhZnfOBVeUzVxm46K64=' 
WHERE 
  key_id = '547dd6f818bf4a36db3a72a2826c088dafb26a8e67486a970666a7573bc54456' 
  AND (
    token = 'zC0YkzVOigejdefHcm05HzyINhZnfOBVeUzVxm46K64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )