UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TPgtRHxzhqPRgRyqwPqBljQ11sfohm008cxniW61be0=' 
WHERE 
  key_id = 'b058cba785eeb35e0c017867aa722c876f7fdef9f884288f1e45aceddcafe2a2' 
  AND (
    token = 'TPgtRHxzhqPRgRyqwPqBljQ11sfohm008cxniW61be0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )