UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KsSaYnDc525E9Rjpj2EASzca8FUVD9Fnucnvl0E1X3E=' 
WHERE 
  key_id = 'd51075d5258bf2553cd0aa64a2ed499802133e50577c9854a05b57afed7e0556' 
  AND (
    token = 'KsSaYnDc525E9Rjpj2EASzca8FUVD9Fnucnvl0E1X3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )