UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x2QPBE2sGaBbG/PW2ia7VxK4/wL/tofjAfrErvxaHzg=' 
WHERE 
  key_id = '509351bfda750ad393b6d1c9d387cf1b169b731c862a109458370298c5846c74' 
  AND (
    token = 'x2QPBE2sGaBbG/PW2ia7VxK4/wL/tofjAfrErvxaHzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )