UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fgLAX0SjEQxzMiL7XRB2z45lSx7VAxFH7hke/L1CYkQ=' 
WHERE 
  key_id = '48a68dcb37b00473cdd1e4681c3936a830a3eb82a04d575a818acaef89af681f' 
  AND (
    token = 'fgLAX0SjEQxzMiL7XRB2z45lSx7VAxFH7hke/L1CYkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )