UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HAWshk3twIAgxmt53NgJaaHNNNO62RxqU7uUYt0CXvY=' 
WHERE 
  key_id = '51b0846cbeb988c5b2d685ceeb80531ba1343d6f204c1bbdd371613b40e5c388' 
  AND (
    token = 'HAWshk3twIAgxmt53NgJaaHNNNO62RxqU7uUYt0CXvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )