UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4lS3bDVZ1L2XqzreLM4ObbPIgEz1pXhkrEGDhkETda4=' 
WHERE 
  key_id = '79c2fb6b466cf82060112571174c89e9913b7662c7a019b486c64e3aa098bc9a' 
  AND (
    token = '4lS3bDVZ1L2XqzreLM4ObbPIgEz1pXhkrEGDhkETda4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )