UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PivsIa8yml81aXOoPVc5wBQPqndozdDKHN12ag5Nts=' 
WHERE 
  key_id = '47d694e49ea5d581790f429d4fe81b1ed86d8f37a843ce5028c47632de69cbea' 
  AND (
    token = '6PivsIa8yml81aXOoPVc5wBQPqndozdDKHN12ag5Nts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )