UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LraNgckRAX7lKKwb/mrLJckvNNUHhePtWzMSGA0KAdY=' 
WHERE 
  key_id = '7f21755348e07cf4e5389144f5df234f2aa8ecc10ee717929e97e86a6c9f6d91' 
  AND (
    token = 'LraNgckRAX7lKKwb/mrLJckvNNUHhePtWzMSGA0KAdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )