UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/tlcBy9P427FJzkXYgUyDRNt1izAcwvCmf2bov66X4=' 
WHERE 
  key_id = 'ab5acbef5574f5539292116f4be4324da314d3ee0d5cc77556830c744f276d46' 
  AND (
    token = 'U/tlcBy9P427FJzkXYgUyDRNt1izAcwvCmf2bov66X4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )