UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E4RCUNCxY8KnOJP9pBUrnQoNgdQmOIoNZOCzOloCVVY=' 
WHERE 
  key_id = '50006694501cc3513a22265a4144b50e102ca2e4b3dfd789032964de22242ce7' 
  AND (
    token = 'E4RCUNCxY8KnOJP9pBUrnQoNgdQmOIoNZOCzOloCVVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )