UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V+ea0M00/fhfYKQxIoddAGS+xWqJ54jO4itkpB3n0BA=' 
WHERE 
  key_id = '6923fd6a16193b38e51b5c7565de6e75e36be3c04452de239331243c43be3a53' 
  AND (
    token = 'V+ea0M00/fhfYKQxIoddAGS+xWqJ54jO4itkpB3n0BA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )