UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mgmn7z3e4v6Rz0yQtASFNEtqCs91PRDozkfP2wjNMUY=' 
WHERE 
  key_id = 'fea5974b95571150662c5e34ca356d61b3068c2d8450dd230c302877645f231a' 
  AND (
    token = 'Mgmn7z3e4v6Rz0yQtASFNEtqCs91PRDozkfP2wjNMUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )