UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KQcE9cheEAOGSuZXTbZLBloSqujlZ8ho4qbLxIgGoCA=' 
WHERE 
  key_id = '6f4d451993a1f1ea4f3313576f62c2b5e440c13acec71e9027344fb84179be0e' 
  AND (
    token = 'KQcE9cheEAOGSuZXTbZLBloSqujlZ8ho4qbLxIgGoCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )