UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W27ZnNTtneQ+GhgSaEu8uXm9r1kJb9nu1Sl8lJlTbI4=' 
WHERE 
  key_id = '4e4a172a9c13aa2bbff3206123a243b34bf0752f6354290225d80d00a49b81ff' 
  AND (
    token = 'W27ZnNTtneQ+GhgSaEu8uXm9r1kJb9nu1Sl8lJlTbI4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )