UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M5i+Xctb7Qc5BM0tn4PoiXQXc9A1mEsuWF5P+ygNEhk=' 
WHERE 
  key_id = '5038aa76b0c8387e57b56b49ffcd8660f3c339a2102e574ca91f6ef55c6ba310' 
  AND (
    token = 'M5i+Xctb7Qc5BM0tn4PoiXQXc9A1mEsuWF5P+ygNEhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )