UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2ZRHKHyHuoMHmBulAPOhgLkNL4ox7wm/OX4aqFvgLU=' 
WHERE 
  key_id = '6c39010747b68c12c27499e798555368f979407402ee34894307fe30677d342f' 
  AND (
    token = 'R2ZRHKHyHuoMHmBulAPOhgLkNL4ox7wm/OX4aqFvgLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )