UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EXcPB6PCpcPzrLd4yaPyqT5dZyC+xNqHG5WVFPZrpzg=' 
WHERE 
  key_id = '691f81ce9ceec100dabfe1a7638840fe00134317d8af1626ab3c0fa010a73924' 
  AND (
    token = 'EXcPB6PCpcPzrLd4yaPyqT5dZyC+xNqHG5WVFPZrpzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )