UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3PS0WDTj0z3UuFqFiJy6DD/0aqhRfEzL0tn8RWAgtAY=' 
WHERE 
  key_id = 'dcb037d833ad4e21536bfd9a42d5c1b217e250ba2b17ca420eff51386a589ab2' 
  AND (
    token = '3PS0WDTj0z3UuFqFiJy6DD/0aqhRfEzL0tn8RWAgtAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )