UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fu91dRjdO03W+l18wdqbe32Q9N8D2viA1EbwsBFPEDk=' 
WHERE 
  key_id = '42a5b25a35ce133490b643aeb5e0eef5ea220ba5c54f03a0a0ccf7ed6238b2a4' 
  AND (
    token = 'fu91dRjdO03W+l18wdqbe32Q9N8D2viA1EbwsBFPEDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )