UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SRNb4h8ZOQ6X2aDU6UUvszQudxSOXRea+WPz0IVbTnc=' 
WHERE 
  key_id = '29e3d27f4e11abd978be264e2c0112f03ec098ed6f00e601276a93a90795f444' 
  AND (
    token = 'SRNb4h8ZOQ6X2aDU6UUvszQudxSOXRea+WPz0IVbTnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )