UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvGYh9rPigOx7noqetC0+xy5KMdOj0vijB28e/1Ab3Q=' 
WHERE 
  key_id = 'b87827c937d8a6db5881070a4679597822527f134bc5384b155a3394bf6371b1' 
  AND (
    token = 'MvGYh9rPigOx7noqetC0+xy5KMdOj0vijB28e/1Ab3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )