UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5gm0vA37bIDiMYVIinOLJgRIxKjhWFzKmA85enrXHs=' 
WHERE 
  key_id = '64edeb21b35f7c0d6b36d79b73adb763e05e1d3ad104edfce861959d414a60b9' 
  AND (
    token = 'k5gm0vA37bIDiMYVIinOLJgRIxKjhWFzKmA85enrXHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )