UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K38hoWlCiS1nUPullt2eUhLCi7o6Q4Ezb3pgNnn5bto=' 
WHERE 
  key_id = 'b7c493fe1c3423dad6755f29fe8d20e5b42b38eb30e29fa3c1f7d3fb3443f7bc' 
  AND (
    token = 'K38hoWlCiS1nUPullt2eUhLCi7o6Q4Ezb3pgNnn5bto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )