UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YK7plLhitl11LiVYDfzYMGrACoW7hJTFZhTCJe60T84=' 
WHERE 
  key_id = 'dead1e3ecebd1d8c63c182e064ea652a7871dabcb0ffc2ddf0dfd4170375f1fd' 
  AND (
    token = 'YK7plLhitl11LiVYDfzYMGrACoW7hJTFZhTCJe60T84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026