UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Kh54YDAiHrLm0O51HwgXT/hnUcXvoT7+BExqOmMkCg=' 
WHERE 
  key_id = '76a7d143fc5f29fd25e8f12739b85860a3a19e43fb00908f8bddb73113089836' 
  AND (
    token = '3Kh54YDAiHrLm0O51HwgXT/hnUcXvoT7+BExqOmMkCg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )