UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rQ8opcfBUvKoK1D2d5jNl1Exuncbnc6i81k5tdPT/pY=' 
WHERE 
  key_id = '2e6cfb8e906c8d5ae50fd334943b10033fa2d120582c91849b8154bddb6d81d1' 
  AND (
    token = 'rQ8opcfBUvKoK1D2d5jNl1Exuncbnc6i81k5tdPT/pY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )