UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1azwhWavTaY2YFqssgeNVdS3Ge5XzmOOLfeEryZDnHk=' 
WHERE 
  key_id = '8aeb78eb3e1747815de51fd090ad376c0241f44a77a2d0278013fbc859daa3f0' 
  AND (
    token = '1azwhWavTaY2YFqssgeNVdS3Ge5XzmOOLfeEryZDnHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )