UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IL5PSzwN10G8OlFsjmJEbg0ietFWkkvsvpzCCKhDu0I=' 
WHERE 
  key_id = '375d4e47b541a868f8577093c7ce8064eb2fa27b4ee33299032fa28fde080f48' 
  AND (
    token = 'IL5PSzwN10G8OlFsjmJEbg0ietFWkkvsvpzCCKhDu0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )