UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HSWXX1mP4M5tjtfhonJSejZ3yhTP80I+/bC1kilIYHo=' 
WHERE 
  key_id = '75ebf3b6c61a34ef9d4312ac29eed25fb5ab58bdb659effd76631979dfbb0a64' 
  AND (
    token = 'HSWXX1mP4M5tjtfhonJSejZ3yhTP80I+/bC1kilIYHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032