UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+WLGCsTJmR+7XrxmzwW2y0Rx8oZS3/iK9McVnyU9/c=' 
WHERE 
  key_id = '65170021ae6d2d471736126bbf464b7552e98c5ff319bb8075e85a991af6b3d1' 
  AND (
    token = 't+WLGCsTJmR+7XrxmzwW2y0Rx8oZS3/iK9McVnyU9/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034