UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uhj3PBIWNo/zlBGhCdvOlm/lthBrESr/dZMEwgbZMnk=' 
WHERE 
  key_id = 'a5e32227b35613a9abeee754c553907e8395ec2c31345c33a8cf7ff8858650a1' 
  AND (
    token = 'Uhj3PBIWNo/zlBGhCdvOlm/lthBrESr/dZMEwgbZMnk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00058