UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xitQI+FlIPVkKKGap4ct1FDLq4pqT8w3JXztalwDeXo=' 
WHERE 
  key_id = '57c944cfa1103c06c4171b54bb68719d8c0201cb316312dc508b7ab06bddadd6' 
  AND (
    token = 'xitQI+FlIPVkKKGap4ct1FDLq4pqT8w3JXztalwDeXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )