UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n90wobvMIRICdJwXo5wrfnbLutkxloxC+1gOsGsXwsk=' 
WHERE 
  key_id = 'e3aea93fcf68d71b71490f1fd6d230a00f1f74140a080f272ce61dbf76412218' 
  AND (
    token = 'n90wobvMIRICdJwXo5wrfnbLutkxloxC+1gOsGsXwsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )