UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVww3Qq6SbCZVSMPzqVURmQTrPMF4ZvaOajIVlkpkms=' 
WHERE 
  key_id = '334edbd2c1024425e8a265cca1b6e100f7fbf15c2bdd8b15efdcbee8630fa788' 
  AND (
    token = 'pVww3Qq6SbCZVSMPzqVURmQTrPMF4ZvaOajIVlkpkms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )