UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FGT5tCjDnRm8izgGbkV0PB8GdFySPurmEW52ZXaFUEY=' 
WHERE 
  key_id = '0dd6af7a1443e5addc9658c8f8e2d4692dc04604a5b324e08c613e99f838a2e5' 
  AND (
    token = 'FGT5tCjDnRm8izgGbkV0PB8GdFySPurmEW52ZXaFUEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )