UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCu6kHFxFXjZv0bzAZdeKe0R+aHXCdMuvH88TlR/PvE=' 
WHERE 
  key_id = '4d0ee53623e45ab293a4bde438c9d43172e2c94dcd0fe0b8832ae462ccbb6d02' 
  AND (
    token = 'PCu6kHFxFXjZv0bzAZdeKe0R+aHXCdMuvH88TlR/PvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )