UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xHZu6y4/ChwXP1Lw2R7eyjdZSJ07xYCLbl7sI3Qb1+o=' 
WHERE 
  key_id = 'b227d783a61a76bc842821afd9e1aec642e6c1625b3cd98e3c33df9a3d156ebb' 
  AND (
    token = 'xHZu6y4/ChwXP1Lw2R7eyjdZSJ07xYCLbl7sI3Qb1+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00053