UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lQgnTNeiTLQHAgW4/dfmdQgv4TYLZevlL1MoY4FkmUk=' 
WHERE 
  key_id = 'e50a6bf852626fa73e4c1e7e7c21410f240c4b42d0318288507ffb661898b8c6' 
  AND (
    token = 'lQgnTNeiTLQHAgW4/dfmdQgv4TYLZevlL1MoY4FkmUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )