UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iEciwIB5QbRKn7wWcnwB3s5Dvy/uYW9PlHFZ5bp1B/I=' 
WHERE 
  key_id = '6740a6fbddbe897d1aeef2b431802e2ebce8de8766e4a98b173f9883c10f3c12' 
  AND (
    token = 'iEciwIB5QbRKn7wWcnwB3s5Dvy/uYW9PlHFZ5bp1B/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )