UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sH1Dav76BDkw41Qr5XyRrKzkfOQbjaqL7yHptsUpVIA=' 
WHERE 
  key_id = '681ec4c93bdbe0246864e4905ed0bce362bcd8d188bc27801b5a4a2fe2d16953' 
  AND (
    token = 'sH1Dav76BDkw41Qr5XyRrKzkfOQbjaqL7yHptsUpVIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )