UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ck0BT5Y5Xtzopb5zzZfxjkzi91fvmze1krUx4QepNI=' 
WHERE 
  key_id = '87c4d9cc7798140d7355be56444b0b7d828c08debe20255f6fe9d608ed416c09' 
  AND (
    token = '8ck0BT5Y5Xtzopb5zzZfxjkzi91fvmze1krUx4QepNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )