UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6JbPHypQXI0qkmcHbrEAtdnlcMTkA/B6wUwoQYaALc=' 
WHERE 
  key_id = '25218888cfb1d17d38282904aeb468164f93394aa67ac3f00514fecf3d287352' 
  AND (
    token = 'C6JbPHypQXI0qkmcHbrEAtdnlcMTkA/B6wUwoQYaALc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )