UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6FPI23PRnUoqb0cuCodmI8KiBmSbmpwsCfZHDrno2I0=' 
WHERE 
  key_id = '550820f2a1bca45e9196fe8fc0c98ac5d805033322ca7c02d1d895701a792b11' 
  AND (
    token = '6FPI23PRnUoqb0cuCodmI8KiBmSbmpwsCfZHDrno2I0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )