UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rPEzSerRmjTziYPzu2enMUbJbx+INqzS4ysmbrNhenc=' 
WHERE 
  key_id = '9557ebe50091cce37ee5041ba6d605c11ba5d0a067334c31db6fac135ae3a477' 
  AND (
    token = 'rPEzSerRmjTziYPzu2enMUbJbx+INqzS4ysmbrNhenc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )