UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fCmP/s1dNWgAHNx2bqWtsq8GlqHR5xV6+cmcCSJunlE=' 
WHERE 
  key_id = '81258d8372474c22a1288d021f6092491078e89e872b012fced777d628cec81a' 
  AND (
    token = 'fCmP/s1dNWgAHNx2bqWtsq8GlqHR5xV6+cmcCSJunlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )