UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tv1HlX2c4zcW/YeO1TyJKaBFMgogcjnRbibUywhRLOY=' 
WHERE 
  key_id = 'a5ddf99ebfd17c1c938b3405ce48540fedef7e437068d1cbd7b5a56badb7f27c' 
  AND (
    token = 'tv1HlX2c4zcW/YeO1TyJKaBFMgogcjnRbibUywhRLOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029