UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KuljDiLN1NRleGOv5CGcbFqTgn5bwcIOnCpYfuOOxjo=' 
WHERE 
  key_id = 'dfa644b823092ed7f6bd46d9f497842339c01b86bbe748cc1487c1ccb496a0fe' 
  AND (
    token = 'KuljDiLN1NRleGOv5CGcbFqTgn5bwcIOnCpYfuOOxjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )