UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VBm08vorqJ75LgOb3yg9sElD60nJMhRMAqm43aDAKJw=' 
WHERE 
  key_id = '2123b6dd12ada7f994065abc6c9b5734223f4f85dc0aa9ec136fd9c4c9fa6fe0' 
  AND (
    token = 'VBm08vorqJ75LgOb3yg9sElD60nJMhRMAqm43aDAKJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026