UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PN2uyh/VaNrwnLpEWRmPOoVM9P8s6YDoUJue9R0TtRY=' 
WHERE 
  key_id = '864f11c1c1b08c98a267e687c58062b3aee64d263761fe639be2c30234f206e1' 
  AND (
    token = 'PN2uyh/VaNrwnLpEWRmPOoVM9P8s6YDoUJue9R0TtRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )