UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NLAelXEWz8jEOh5+Fz8ufNbJqItqU2WyFuX8p2x0PwY=' 
WHERE 
  key_id = '79175154e6beabe1fc2348e1bd46cc6ec35e3a322dccad57b832265d51c2b8d3' 
  AND (
    token = 'NLAelXEWz8jEOh5+Fz8ufNbJqItqU2WyFuX8p2x0PwY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )