UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PNN5cEqyszIzyz6VPtT4m5yAs4HQkw8DZw5fp1D7kR8=' 
WHERE 
  key_id = 'b92dff74fa25ce0b22723f53512d05e9d971dc78fc4441afc49f858843136b40' 
  AND (
    token = 'PNN5cEqyszIzyz6VPtT4m5yAs4HQkw8DZw5fp1D7kR8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )