UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xPqosmZalmthgw5HJKb6t8dYgauYdlHApx91tGSKcNY=' 
WHERE 
  key_id = 'b6fa86fa4411a95d059438918043625fedf6d97788dc65ca7017748ba6a9511b' 
  AND (
    token = 'xPqosmZalmthgw5HJKb6t8dYgauYdlHApx91tGSKcNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )