UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v99RPB5ypZ7VD+PH0ZJsYKq9g8Z//vYSy/f5BB/TAIE=' 
WHERE 
  key_id = '52e54e66e6b7b500a3f5753c11b70cf6004e34e9d37063172584a9b7d98224ab' 
  AND (
    token = 'v99RPB5ypZ7VD+PH0ZJsYKq9g8Z//vYSy/f5BB/TAIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )