UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dQj1ka8TcTCLxpaKiOFdgHRHjrtU2MfaWC91bqNbPAw=' 
WHERE 
  key_id = '500c7f39485c5a6e22879aeb2c86adc0045b4d916748be49efba8b070d8b9f77' 
  AND (
    token = 'dQj1ka8TcTCLxpaKiOFdgHRHjrtU2MfaWC91bqNbPAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )