UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7PA8JBfEummFnLv9KH42o5wIkdHjmBc/xFMel0T1u2k=' 
WHERE 
  key_id = '835cad013033228a2f0042f05e892544894c48cf998b5e0b2b5095d1fded6fdd' 
  AND (
    token = '7PA8JBfEummFnLv9KH42o5wIkdHjmBc/xFMel0T1u2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )