UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SAmg4sD79uwLRcxqIyioV4VkmrIIPwXH40wfp+KRoI0=' 
WHERE 
  key_id = 'a84cb5fac35d102af9ae3085b2155a5663f31dd483359f1d701cbdc23fbe22c6' 
  AND (
    token = 'SAmg4sD79uwLRcxqIyioV4VkmrIIPwXH40wfp+KRoI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )