UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yLlc5gmK68tL8gnyiNtsTcjZSnXxPgJTwV6j34HTouE=' 
WHERE 
  key_id = '094eaa7077acd0b25d6ef244b989683076bacfbc27511628f435239fc180e286' 
  AND (
    token = 'yLlc5gmK68tL8gnyiNtsTcjZSnXxPgJTwV6j34HTouE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )