UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dcznKMqfqVrtMkBU29WZPqaWWOFLl++MpkhgpeWUwX0=' 
WHERE 
  key_id = '4b5821798dc48e698ad234319d6edd1f313df9d50d4ba1741404279fad98d7ae' 
  AND (
    token = 'dcznKMqfqVrtMkBU29WZPqaWWOFLl++MpkhgpeWUwX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )