UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gaqx+QYVi9IGBpSHpIpm9/ulZ85BhVLCeP+QLzjSjUw=' 
WHERE 
  key_id = '39fa84d4d068dca2aa776ea2e6f5b13bd8cb604baeef4733510cc1476cf8ce14' 
  AND (
    token = 'gaqx+QYVi9IGBpSHpIpm9/ulZ85BhVLCeP+QLzjSjUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00016