UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F4lJQ4U11rpt/EyBGgy+wl7LVItv04QUvJ+sRzIafhY=' 
WHERE 
  key_id = '5bd91391eef07b0689bb82ceea28d83ab43c64e7d2a30e3e025aa2d49b9fcb68' 
  AND (
    token = 'F4lJQ4U11rpt/EyBGgy+wl7LVItv04QUvJ+sRzIafhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )