UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's/3QK4jJdGkpTHZEifubBNGCYtLkBGiisIZ23Kec8So=' 
WHERE 
  key_id = '5064077d8aa2fcf01065b7e69e476d69a5bca70c962423cbcbee1a9e1109bc3d' 
  AND (
    token = 's/3QK4jJdGkpTHZEifubBNGCYtLkBGiisIZ23Kec8So=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026