UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nduk78X7fdSWLRIO0Tfq+2QEF2GYssP5AhtMq8XcOJw=' 
WHERE 
  key_id = '42ae2b79289f923d635be438d6242da9de800d99248737198fe85830add5fb8c' 
  AND (
    token = 'nduk78X7fdSWLRIO0Tfq+2QEF2GYssP5AhtMq8XcOJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )