UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B3iAmyL5/iOPaeNU9MP3IaMSdSCEyBvzTL1QWaEZ7dA=' 
WHERE 
  key_id = 'b34151d84ab13a688c971b61c59901118a94538603ea570332487ae9873e0114' 
  AND (
    token = 'B3iAmyL5/iOPaeNU9MP3IaMSdSCEyBvzTL1QWaEZ7dA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )