UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '+addzwEp/v858RVokX4b019dQS3R89L19FUxG88SUso=' 
WHERE 
  key_id = '45dde7db1726c22ca636ebfb7e4b8e0626c3102edfe6cd293b6e5930177ec924' 
  AND (
    token = '+addzwEp/v858RVokX4b019dQS3R89L19FUxG88SUso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )