UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qc9lPulR9fm1TGq9+CWC52hE/cKUCiXwxDEX1uq4bhM=' 
WHERE 
  key_id = '27ebb2a20940fbd0ba9e4b0b9ceebe9b042dddc8f423367ace6efbb3253fbf5b' 
  AND (
    token = 'Qc9lPulR9fm1TGq9+CWC52hE/cKUCiXwxDEX1uq4bhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )