UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WtaMqsHP5DjvRaBbJKAAyzPxcyHdB0OBlxtSmpuWkvU=' 
WHERE 
  key_id = '835b1ba2d56241679e9e8edb5f0159627605841b343380030201e244559692d4' 
  AND (
    token = 'WtaMqsHP5DjvRaBbJKAAyzPxcyHdB0OBlxtSmpuWkvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )