UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlGdQzzeVahDZuYBHMIMl8JLPwdjvtw1wC3AtuyZgNc=' 
WHERE 
  key_id = '13183e9846dd9f7cf9b231d3653107e01972901a454bc5bd45577a1875f82f21' 
  AND (
    token = 'MlGdQzzeVahDZuYBHMIMl8JLPwdjvtw1wC3AtuyZgNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )