UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4jBe97NUeT99W4Hb9uJGOV/crdyTqCwLyes9Itt5G4=' 
WHERE 
  key_id = '1a6a7a888981a6579bab3c9d59ab16b0d8bdaf2589502bc993d4615643a8aa99' 
  AND (
    token = 'a4jBe97NUeT99W4Hb9uJGOV/crdyTqCwLyes9Itt5G4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )