UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'btnmPVO6ZVxc9n3NKbTA66c7EGASZT70ikzQqWq03go=' 
WHERE 
  key_id = '9c58687775b1503994a284a13ffc31d92061e44935fde493812e6a2c4722d4ec' 
  AND (
    token = 'btnmPVO6ZVxc9n3NKbTA66c7EGASZT70ikzQqWq03go=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )