UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S3GYw9TgnPINtJpzqH57+aTitG6arRHdrc2K528ycn0=' 
WHERE 
  key_id = '54b9309cf6573da48d126059d371f135d1d534abd902b070c6107eb91a26cdba' 
  AND (
    token = 'S3GYw9TgnPINtJpzqH57+aTitG6arRHdrc2K528ycn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )