UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EMDm8KoLzlu7IKHFY6WGq3YWJFURPaRILS+JG5BIXiE=' 
WHERE 
  key_id = '6c3b5c320a35be235a746e5128aa24b1987df600c0ead6af6bdc76f2fb33ff17' 
  AND (
    token = 'EMDm8KoLzlu7IKHFY6WGq3YWJFURPaRILS+JG5BIXiE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )