UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ajp3FslTGK+oY1F53wGbQgeEbvMAOzSQax+odblWH88=' 
WHERE 
  key_id = 'b9131cb673ac4165203a82a05b506b2015f828d3c897dae43cb400e318e94345' 
  AND (
    token = 'Ajp3FslTGK+oY1F53wGbQgeEbvMAOzSQax+odblWH88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )