UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6x2WGoc3A27n8NlqTs9CLtoX1L4E9kc7k2I5qCGiP5E=' 
WHERE 
  key_id = '3e83389263c569922ec6b516a67a93dfb7cef904ef86afa018427771c331f5a8' 
  AND (
    token = '6x2WGoc3A27n8NlqTs9CLtoX1L4E9kc7k2I5qCGiP5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )