UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mx2Rlsun4yBHmGN3BmKmwtRKLUy/j8q8cUdeBqiK+5Q=' 
WHERE 
  key_id = 'cb3af4cca9a9c1bc7a4f7a0b1272bc17249edd303ed4607afb8aa3d43525dc52' 
  AND (
    token = 'Mx2Rlsun4yBHmGN3BmKmwtRKLUy/j8q8cUdeBqiK+5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )