UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MxA8mxwd62QJ5EKlbEbe6bz8H8BHtJJyMsDdrawYQ/E=' 
WHERE 
  key_id = '8c4b51422de8d78b98f89f70527fd615308c448549f34d21a945ce73dbeb81f7' 
  AND (
    token = 'MxA8mxwd62QJ5EKlbEbe6bz8H8BHtJJyMsDdrawYQ/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )