UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6EZCSjCa5dCaP8fFS2I7yXhU4RETbyZSDDvZeSKABU=' 
WHERE 
  key_id = 'd0a2d272a84f547ec129a25da118347d8275548443e66f07b054500e031e6167' 
  AND (
    token = 'G6EZCSjCa5dCaP8fFS2I7yXhU4RETbyZSDDvZeSKABU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )