UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RDg0wA4aPyT8uLgdxDNxYkeORzqmOTgFMIP99fVfgck=' 
WHERE 
  key_id = 'c24e55757ea1dce89e4b2e5605460775b55cd64a7936997fb58dca01b850d75a' 
  AND (
    token = 'RDg0wA4aPyT8uLgdxDNxYkeORzqmOTgFMIP99fVfgck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )