UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x7t37CBihvN9NtlrLVxNYzVOemqwUlCShB2iHILDKAU=' 
WHERE 
  key_id = '6ce155447cee9fb2f0363d4d2b390087625694774f43b9b813fcb4e0f17a1562' 
  AND (
    token = 'x7t37CBihvN9NtlrLVxNYzVOemqwUlCShB2iHILDKAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )