UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R/K0Kf1sl/QrjgIFL+2rUOa33sUH6L96SoTeigy8BaU=' 
WHERE 
  key_id = '83f0b90093e71729890443f73e6e6c805a6f73fd0c4c9b61cfe97bf35916d02a' 
  AND (
    token = 'R/K0Kf1sl/QrjgIFL+2rUOa33sUH6L96SoTeigy8BaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )