UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+3bin2PqJ4lV35+kf7bI4XFD6luXwvVySocKzFIJ4M=' 
WHERE 
  key_id = 'ca5605927333bbb6f08bc410dcc232ddb03c377455f86b26eb921d9f5a329807' 
  AND (
    token = 'N+3bin2PqJ4lV35+kf7bI4XFD6luXwvVySocKzFIJ4M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045