UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YBDJt51FiFuPKc1ZZu5KbAVnY2gvx5QcJ61m2HlAeoc=' 
WHERE 
  key_id = 'd805a5dbd341657a96014cf4a144ba44f9fa32e3732592cc90bf2536b2061537' 
  AND (
    token = 'YBDJt51FiFuPKc1ZZu5KbAVnY2gvx5QcJ61m2HlAeoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035