UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/KsmGEGaCIjJIRvoVLQRfXVEGW3ypzKJdSZx2PGlzuE=' 
WHERE 
  key_id = '52aaca5bdfc01cae04d285ed987eea55b35dc28da1c0b0e5c758937da5bdd248' 
  AND (
    token = '/KsmGEGaCIjJIRvoVLQRfXVEGW3ypzKJdSZx2PGlzuE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )