UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fwSgqj3wAB6BbCXXJNFKm+Fwum3WsheestAW76Xn3Y4=' 
WHERE 
  key_id = 'c58a4900a2cc58abb1a22b6ba1a92c419bceaf052d146438bb8faf7ce3d1dfff' 
  AND (
    token = 'fwSgqj3wAB6BbCXXJNFKm+Fwum3WsheestAW76Xn3Y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022