UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e/nJh61WGVy6CQfo79Nve/Rbeq3VBHYUCIX31/83xyk=' 
WHERE 
  key_id = '1c7ee73279bd006722df2663f9021884f3f231b635f2e0f1abc27b4ef7da05e2' 
  AND (
    token = 'e/nJh61WGVy6CQfo79Nve/Rbeq3VBHYUCIX31/83xyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )