UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nPXFMMDqBKv97vhgAv+2s/rt1ohpDUVtxcf+aO3ceuE=' 
WHERE 
  key_id = 'c7c808af21fd45288a90435edb8dbed82794303fe16c8cffae83437543bf74d7' 
  AND (
    token = 'nPXFMMDqBKv97vhgAv+2s/rt1ohpDUVtxcf+aO3ceuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )