UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WUU4C4Oyf0OwCjEce9es/iSOA4/ZrRjo1Uhtl1ahty4=' 
WHERE 
  key_id = 'a4249155baf83cc476187b716ae5ebe279c781bfa9421f4f57506c0dd2a65897' 
  AND (
    token = 'WUU4C4Oyf0OwCjEce9es/iSOA4/ZrRjo1Uhtl1ahty4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )