UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P76jSy3IT+BbBOmrSbf90HWnkx79m3aYc5uD50x1blY=' 
WHERE 
  key_id = '2a5b642d410c2eaca07d434639d613cace84487df07db84208df9f48c1003b2c' 
  AND (
    token = 'P76jSy3IT+BbBOmrSbf90HWnkx79m3aYc5uD50x1blY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )