UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SfKv7exmDFsPl5c3Jicj1CsEWyxzhBDkqFGwQU51QJg=' 
WHERE 
  key_id = '8b68b6c02251745bca41f2d931c3f64beddb35a51cf3f43a8c0c4c9acea5330c' 
  AND (
    token = 'SfKv7exmDFsPl5c3Jicj1CsEWyxzhBDkqFGwQU51QJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )