UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e3pSflP2vvZX8w1SBKSC9hd094lKTXpfEVdUyhGOckA=' 
WHERE 
  key_id = '76a7ec49007c8216a5e7e841515dc3bcd4340d08aeb4bcf617240aecf5695c40' 
  AND (
    token = 'e3pSflP2vvZX8w1SBKSC9hd094lKTXpfEVdUyhGOckA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )