UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h8K6CjHbI1Qu0VLXvgAaGMCRi4zrakJBcsCZ7vgG5xo=' 
WHERE 
  key_id = '284eb24754ac30641c0501144a439a0521b62757779a6075e92a0533ab11902e' 
  AND (
    token = 'h8K6CjHbI1Qu0VLXvgAaGMCRi4zrakJBcsCZ7vgG5xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )