UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'unFd+K0/Mes2YpzDKihDfDRcbpvOZWTDbb8Ou3wNDW4=' 
WHERE 
  key_id = '4630b746d6ea2bc373023ffb29e5b7ca636f23b50cd924e538e6abcf4a4fee0c' 
  AND (
    token = 'unFd+K0/Mes2YpzDKihDfDRcbpvOZWTDbb8Ou3wNDW4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )