UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cE6vc/3sk1+2HAY+qRBEYpkXl25MDxf1MbVpodKL5Jo=' 
WHERE 
  key_id = '0a8ebd1cfba6edf50a39c7f9449827b0a7495889c707f1d800f5fd48ce718d78' 
  AND (
    token = 'cE6vc/3sk1+2HAY+qRBEYpkXl25MDxf1MbVpodKL5Jo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020