UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K12ZgV+P5TCuQyxVzffeSpxDCggHKJAfwnCFI4UArDE=' 
WHERE 
  key_id = '5f91717f4d45947cc49d78b5eed85144b27161a80a2925e2400ca0e1ef60cfd6' 
  AND (
    token = 'K12ZgV+P5TCuQyxVzffeSpxDCggHKJAfwnCFI4UArDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )