UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lmzzS7q4w1uERY4tFIEsekCXtNdIfcqaF66bF9WlAdk=' 
WHERE 
  key_id = '31708ead136dc3ff3a5df8ad57e08bc79a8ba346701bb3a10b84139de46fdeb7' 
  AND (
    token = 'lmzzS7q4w1uERY4tFIEsekCXtNdIfcqaF66bF9WlAdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )