UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ew1lAH4gk7fdIAg8imo/RItl9hb0h5gL0Mw9yU2daTg=' 
WHERE 
  key_id = '393bb480b6c391b3746314d862df4bd28169d6bc43b0a46b1f8adc6ee29497ac' 
  AND (
    token = 'Ew1lAH4gk7fdIAg8imo/RItl9hb0h5gL0Mw9yU2daTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )