UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPH5ScpakimsWUgJECe/9ADt02cZRxMxPhI596semoY=' 
WHERE 
  key_id = '83eaa173742de14e6bb2b6be6d60361fdcaf0ffc7b58844c29b28e2827a94145' 
  AND (
    token = 'MPH5ScpakimsWUgJECe/9ADt02cZRxMxPhI596semoY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )