UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R8879gfSbkv8QN1z/FfWkaiY1cWClWTtWzqu6Da3z9w=' 
WHERE 
  key_id = '727230b9d1d3e8c8a8fb231d478ba4074ffd1a16d8d7d168bcc7597095a84a41' 
  AND (
    token = 'R8879gfSbkv8QN1z/FfWkaiY1cWClWTtWzqu6Da3z9w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )