UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRGuFMYZ7JMfRAkca9BTCWX9L2BspNeBZU7zJxFPSEY=' 
WHERE 
  key_id = 'be094c42449f094b1681fb797be4467cc20555848ab5ee9ea259a9fe47b0603b' 
  AND (
    token = 'KRGuFMYZ7JMfRAkca9BTCWX9L2BspNeBZU7zJxFPSEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )