UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kp4n0+GbGV38sZjzGm20Rw1ep0o0mn3sEHUqYN3jufg=' 
WHERE 
  key_id = '7211794539c89df75b574ef25b6938ac2aadcbccb72ac4e0191698f98b6aef8b' 
  AND (
    token = 'Kp4n0+GbGV38sZjzGm20Rw1ep0o0mn3sEHUqYN3jufg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )