UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'THucpaI+IcUEKRjC8lHhTHMtdFVPsSQaHxcyJAG0dkQ=' 
WHERE 
  key_id = '42a0acaa37241d6186ffe7343e8c1f13cb231e396d98a4bc3eb9814b52d09ca8' 
  AND (
    token = 'THucpaI+IcUEKRjC8lHhTHMtdFVPsSQaHxcyJAG0dkQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )