UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a59VSM7xD5d+fjgzGfXbp1sQgCUBvr68zsmtFwAEAB8=' 
WHERE 
  key_id = 'a6485409232175a0b56cc45d38c02d2abc9940723d387ced998704e5847551d0' 
  AND (
    token = 'a59VSM7xD5d+fjgzGfXbp1sQgCUBvr68zsmtFwAEAB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )