UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6gASKYGrI2Um+89/Ru4WHeTAsgBwIr1sHzeiOA9YVo=' 
WHERE 
  key_id = 'd2b7d2779f9083913b3b174fb1fb0218d52c43b510cc853d0b29ece35bc608c1' 
  AND (
    token = 'v6gASKYGrI2Um+89/Ru4WHeTAsgBwIr1sHzeiOA9YVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )