UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mb2it/TUNCim1PJyfQ/epM/KRQ1Cg7X1T5t5FSgOLD0=' 
WHERE 
  key_id = '6f8f9a25ff987dcb834ce264c10db9a88e30951afc8d9ad47594e51daa644a30' 
  AND (
    token = 'mb2it/TUNCim1PJyfQ/epM/KRQ1Cg7X1T5t5FSgOLD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )