UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7mR2GV5j3qeXwR6hn0Axp9fCp607wfWsmPk+3Gr0CoE=' 
WHERE 
  key_id = '6790fe49545e786550a1d0b95332725345bb9f0296a4b93c50e1196d7d4d9b4d' 
  AND (
    token = '7mR2GV5j3qeXwR6hn0Axp9fCp607wfWsmPk+3Gr0CoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )