UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K4/tK9QLyjnPAtoAHVYNSdGFHa+spTymvsXkgmVJ++0=' 
WHERE 
  key_id = '4a881e68eaac825000d662016a6790597b73425079bfa1999aa08c776a2f4af6' 
  AND (
    token = 'K4/tK9QLyjnPAtoAHVYNSdGFHa+spTymvsXkgmVJ++0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )