UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BiSx7k0HMSd2TUnurSZk+UTBEt5xKfcY+SuyBQsqAOM=' 
WHERE 
  key_id = '6c3bd8c450dbfe1108e005242f890af93bea6025620ceb97912add19c42b53e3' 
  AND (
    token = 'BiSx7k0HMSd2TUnurSZk+UTBEt5xKfcY+SuyBQsqAOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )