UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3tWl3XuxaaqaFwoqxOnYQlvqDWYhgmEp5zDD/CltkNI=' 
WHERE 
  key_id = 'c6b8079d6786c67a6c9d18de37e47a636bae97235066a85e413dfea76d4c9a35' 
  AND (
    token = '3tWl3XuxaaqaFwoqxOnYQlvqDWYhgmEp5zDD/CltkNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )