UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cTcQVcuVLTrhhnhTBn3jZrdYztq4WeVeKdX/Dpxin6Q=' 
WHERE 
  key_id = '6691ed1435a8dacf13ada386c318173e83140be596df872e73a7202dc60a7c18' 
  AND (
    token = 'cTcQVcuVLTrhhnhTBn3jZrdYztq4WeVeKdX/Dpxin6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )