UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B2+kBvZLODCzaSUE5VYuRyXoT6lqaM8MzDpMwsxi7/E=' 
WHERE 
  key_id = 'a8373e92d7d7a2718d463bc7b2800b56800aafad98f1981fcc10fcbce1740d52' 
  AND (
    token = 'B2+kBvZLODCzaSUE5VYuRyXoT6lqaM8MzDpMwsxi7/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )