UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tli+heVhwBpkhN8kJTtJk3KiXdNPJBHsSW68v+uzHSU=' 
WHERE 
  key_id = '6dfd9de83154c1ca74033011f9f5cbb5503a387cef9c92f56c668259084d1570' 
  AND (
    token = 'Tli+heVhwBpkhN8kJTtJk3KiXdNPJBHsSW68v+uzHSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )