UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZjaIqL7EUukg7ys0PHaTdP1STn4wlf1wfGj4uPLp2Ys=' 
WHERE 
  key_id = '347b1ccd25812b85c35e8969d7709308d2c33af4436298156b2255a060c85440' 
  AND (
    token = 'ZjaIqL7EUukg7ys0PHaTdP1STn4wlf1wfGj4uPLp2Ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )