UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5bAi4qZS+4KpeeHY56ipBloCPTBCd6UjUWmRLaQ6/w=' 
WHERE 
  key_id = '1286eaacb4987a93a601bc6695dedd89c0f09904fb74a947efa4f4d2355735e4' 
  AND (
    token = 'k5bAi4qZS+4KpeeHY56ipBloCPTBCd6UjUWmRLaQ6/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )