UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6NwgKLN99QWWl81w67TKuOOZLxSzlrSfQHnIGQYkqk=' 
WHERE 
  key_id = '0038c8a13fed7ac798a5d9d52cd9f1340eef57448f4993f0ab37010eab322c1d' 
  AND (
    token = 'u6NwgKLN99QWWl81w67TKuOOZLxSzlrSfQHnIGQYkqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )