UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xKQVAuJIOQct19ACF6blhPPddZt7Qiv6uaudzlNGRME=' 
WHERE 
  key_id = '854f8ed85f8679a3b8dc5ffd1adc26e4889aa58a885a2dd91ac490c3229d1f1c' 
  AND (
    token = 'xKQVAuJIOQct19ACF6blhPPddZt7Qiv6uaudzlNGRME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )