UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BtxiSKgyk+hv9pwtH55IozMEXJGnGWrc7p6w4XeOXUk=' 
WHERE 
  key_id = '85e327ae6f9a1a23259f1855853be4957b7b6f718b82e75bfbcf0178a1f04cc1' 
  AND (
    token = 'BtxiSKgyk+hv9pwtH55IozMEXJGnGWrc7p6w4XeOXUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )