UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wt6lAMmt4hyE/kAYtMj3k54ZndAgYSYr8IllvUejavU=' 
WHERE 
  key_id = 'a135b1776929c67f794e51e4c04bd634e7743e071684e8191bdf6f4112c8be31' 
  AND (
    token = 'wt6lAMmt4hyE/kAYtMj3k54ZndAgYSYr8IllvUejavU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )