UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mkCdZ5WfadUBEvIz6Cq65FLwDjQUaZI15QW3DyEgyqg=' 
WHERE 
  key_id = 'e43ac90fd7226790b3bee1224ba37632b92b231720437c0a1fe2d6a1591991d0' 
  AND (
    token = 'mkCdZ5WfadUBEvIz6Cq65FLwDjQUaZI15QW3DyEgyqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )