UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gdgm/6Rl3FiGhK7FFwUDfKhmPHjpA0KWYpdJfkAt0gE=' 
WHERE 
  key_id = '94a7c8db08c34e5b8009e3376eab9b5572192c7cbaac6ac292eaecbf67aac51f' 
  AND (
    token = 'gdgm/6Rl3FiGhK7FFwUDfKhmPHjpA0KWYpdJfkAt0gE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )