UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'STtQGjV+NmvuDDUxmShd7uu3cfO5wz812GHQOO/m7+A=' 
WHERE 
  key_id = 'cc68ccb9315a56d494f4ce91b759dc7bf74d70a21327bc2f88eaf2bdf82a6d26' 
  AND (
    token = 'STtQGjV+NmvuDDUxmShd7uu3cfO5wz812GHQOO/m7+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )