UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kLfZDtW1JEHr0Y6sHSGuQFNPmeq1utym/lzqDNg2mn4=' 
WHERE 
  key_id = '7adc6ab1872c0a7697d1692aa272de53264947879f555cafd57648cf09e752f4' 
  AND (
    token = 'kLfZDtW1JEHr0Y6sHSGuQFNPmeq1utym/lzqDNg2mn4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )