UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8nP+4Bl4t8fVBMi0fHl4BrFSm9OXPvoQs5IpmZYDk2c=' 
WHERE 
  key_id = '6901e283d9bd1a61eb9a5c15e7e1658a78740fab3a7c80def928bfcf2439f1b0' 
  AND (
    token = '8nP+4Bl4t8fVBMi0fHl4BrFSm9OXPvoQs5IpmZYDk2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )