UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iCcWbm/XPWjhs5gGPnh+/twsJvUXSNC41Kt0RCoDy/Q=' 
WHERE 
  key_id = '55bc293165cb1917c385a377e43a0477d8ff4555b75c53b6ec4bdae868936fdf' 
  AND (
    token = 'iCcWbm/XPWjhs5gGPnh+/twsJvUXSNC41Kt0RCoDy/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )