UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AcOmxDVhHIzXrO9eIfFGevJImIB2r55MmdVkd6tIYww=' 
WHERE 
  key_id = '29a30838ab7479c60f4ef1a2c437cda61a649440cc99005eaad5d9b2e074fce9' 
  AND (
    token = 'AcOmxDVhHIzXrO9eIfFGevJImIB2r55MmdVkd6tIYww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )