UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6/FFf4FeVZKOwTjX8FkAJ8FVDyJNRikT+EVDY9pnA4=' 
WHERE 
  key_id = '8f9402d63cae1035f41e840434e569d1499fcf2047271e1d4e01948e9726ba7c' 
  AND (
    token = 'R6/FFf4FeVZKOwTjX8FkAJ8FVDyJNRikT+EVDY9pnA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )