UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68VJreYsjF1PT3G/fYPWcq0uTot4kUUgiu8rxg3AxKg=' 
WHERE 
  key_id = '5bef58e04717b816cb5ff93a8bcb1daf4a3c498ba3e793dd6f5ea8cdd0018489' 
  AND (
    token = '68VJreYsjF1PT3G/fYPWcq0uTot4kUUgiu8rxg3AxKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )