UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GnTYcXLnPOZLGffwsjA3qMG3ScyyQJcxN99ZjZO1dMI=' 
WHERE 
  key_id = 'c6bf0365a7d4845c40ee54cc6e65ebef31a89ae8372f1db71a2e987c99cf6ea4' 
  AND (
    token = 'GnTYcXLnPOZLGffwsjA3qMG3ScyyQJcxN99ZjZO1dMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )