UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CAVDq23pXuu/LyZJhoH3wmCxFbvE7lYymwAUhT0vGx4=' 
WHERE 
  key_id = '56d7c56d97baee211268c2249e45c366c6840a80b44ee3df234a298f1a894790' 
  AND (
    token = 'CAVDq23pXuu/LyZJhoH3wmCxFbvE7lYymwAUhT0vGx4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )