UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QprURucWkkwMJHEe5n94GUwj7ankoq+yh7XKirenR0o=' 
WHERE 
  key_id = '634b7b41a96fd82d84558b0b5560883cde2e84315f44bbc4f8b7967ebfcdd462' 
  AND (
    token = 'QprURucWkkwMJHEe5n94GUwj7ankoq+yh7XKirenR0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )