UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MUtkKq7iMN6PnMvCQFZYyfGhv/vaM9cDRzyh/NWSH8U=' 
WHERE 
  key_id = '17bbf765dfb7a6fb57ac58b9ef7f84c7f0337a786a829e20094e3d50539622d6' 
  AND (
    token = 'MUtkKq7iMN6PnMvCQFZYyfGhv/vaM9cDRzyh/NWSH8U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )