UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LKpT6YOSrgErQK6xepwMTN5ku0Uzn6Jy1rnAUb0VG24=' 
WHERE 
  key_id = '4da1a6ae8c6c2aac0206bebe22221f6b7505473cbc54c7cb65e6f4e8abf30aa2' 
  AND (
    token = 'LKpT6YOSrgErQK6xepwMTN5ku0Uzn6Jy1rnAUb0VG24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )