UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Izs32HIl+o1heTKuE1fiWXDchQTYfoD1JGudX5u6+Xc=' 
WHERE 
  key_id = '4934ea84a28d6378095221a611d1a6277221072b766491be3633945b6db385c7' 
  AND (
    token = 'Izs32HIl+o1heTKuE1fiWXDchQTYfoD1JGudX5u6+Xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )