UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OzBYCW4ejXJL1ev+Guh82O2tMiWr9/cgbo1cEKhRXY0=' 
WHERE 
  key_id = '334eb612354785e43a0084916c32b8502cc4965bfcad189b224cf702b7202767' 
  AND (
    token = 'OzBYCW4ejXJL1ev+Guh82O2tMiWr9/cgbo1cEKhRXY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )