UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '15cSpckmxY2Km9Av1T3DeRmF7Um6yINBPyUq2UY8/2k=' 
WHERE 
  key_id = '7b3a342db82fc1e0f195ea2a3b33380e7a1de320947e8827d295cb8af042ed08' 
  AND (
    token = '15cSpckmxY2Km9Av1T3DeRmF7Um6yINBPyUq2UY8/2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )