UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J7n12ZTFNcjo3C5aP6cpmr/nWbwzyf2bLrVnAKNfL/4=' 
WHERE 
  key_id = '539e80631dd6789656260aeecaff6417214f77e10f05c63ddb5316109967db67' 
  AND (
    token = 'J7n12ZTFNcjo3C5aP6cpmr/nWbwzyf2bLrVnAKNfL/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )