UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6KVRA1HE3DGPgfrhxT7L8ZNwFIz3+QEtUn8t5cRHL7I=' 
WHERE 
  key_id = 'e4ac29dabbee9056de661c702881030374a401f2239a26849dc0bda721e9aeea' 
  AND (
    token = '6KVRA1HE3DGPgfrhxT7L8ZNwFIz3+QEtUn8t5cRHL7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )