UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kVUu+LkW5E81moF4fgYEBnmUxSyPQLYyswLovDClkKs=' 
WHERE 
  key_id = 'a94db2467c040e550e1d4e10b2e73d2277197236f16d9f8dee840f530811d227' 
  AND (
    token = 'kVUu+LkW5E81moF4fgYEBnmUxSyPQLYyswLovDClkKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )