UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kQQf3xqFEFNMZGV+1qlnBJq3HsPs9XXfTYRP9ebqy94=' 
WHERE 
  key_id = '3844335c7e30df4489b226e525d3fbd621575238c687ffc1fa4e64508c80c6d0' 
  AND (
    token = 'kQQf3xqFEFNMZGV+1qlnBJq3HsPs9XXfTYRP9ebqy94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )