UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZlBDrbL4RDEKt8GP5ppT07nXhtx6Ec68wygH8cdCfM=' 
WHERE 
  key_id = '29e1998161d5d641763c4707549646390532154e901a8d66fe5bddb1ef052493' 
  AND (
    token = 'MZlBDrbL4RDEKt8GP5ppT07nXhtx6Ec68wygH8cdCfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )