UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lRKtKWTNlkeBcgQIHPvNLwibhn2ZjsS2aAOOJFWrxPY=' 
WHERE 
  key_id = '275762366d7938c3adbb05c15e32849a8043de3bf4f21b750b9051a310711136' 
  AND (
    token = 'lRKtKWTNlkeBcgQIHPvNLwibhn2ZjsS2aAOOJFWrxPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )