UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OKUHUzpqSUWhZU3MuEEuXfEji4S8m6pug3EX1I76zPU=' 
WHERE 
  key_id = '5d17200d858d2e64150b45ebff84c4a860b2822b5c6cf232793820eae95d679e' 
  AND (
    token = 'OKUHUzpqSUWhZU3MuEEuXfEji4S8m6pug3EX1I76zPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )