UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '91j9YqZJQxbdIS4GGxqdA1tMtK2Vc+kgqHI/1d2FRUI=' 
WHERE 
  key_id = '1903aa09e0927d47d4079d0cedf342eb750a09479539eca466d278fb0501fb29' 
  AND (
    token = '91j9YqZJQxbdIS4GGxqdA1tMtK2Vc+kgqHI/1d2FRUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )