UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ExN5Z+VI1ilowrNBrj6EFdj9sO5dSx6/EShfPdjHHgg=' 
WHERE 
  key_id = '40ab19b7221f2768302bc791e21b8cfd06e119164c39d3a72d1cf1d7eeb65ab6' 
  AND (
    token = 'ExN5Z+VI1ilowrNBrj6EFdj9sO5dSx6/EShfPdjHHgg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )