UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrW0PXCY4pFzACEmrdT+lxrg0htFllpcGtrhHTIcrPQ=' 
WHERE 
  key_id = '2bea38806f00c445f3edab86eaf88a0b3033e35cb5f0d14c67a1bde04b26b774' 
  AND (
    token = 'mrW0PXCY4pFzACEmrdT+lxrg0htFllpcGtrhHTIcrPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )