UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q3G8lKsaPuX7Q+6DwLy91qY/ULsG+HnTbiHmlgD7hig=' 
WHERE 
  key_id = 'c8f4bd5776bfaab473cdf83b37a8d551b9bb29c5213692e853221d3713a9838c' 
  AND (
    token = 'q3G8lKsaPuX7Q+6DwLy91qY/ULsG+HnTbiHmlgD7hig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )