UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd4KRd5dXVuOV9KYH7F4LZEWzDcm76G0FTyjhgZunkhY=' 
WHERE 
  key_id = '82555c06a236f90c9876f39538e57c7dd02017b78ada74bebcabfddc1f6c7abe' 
  AND (
    token = 'd4KRd5dXVuOV9KYH7F4LZEWzDcm76G0FTyjhgZunkhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )