UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y/W4+ApvBVtRJn+fn6TG9Xc/C1JllsM+lznGbxLHN2c=' 
WHERE 
  key_id = '6175bd6c24122296c7d40f494f44cb3506ad5e555095f588a4d2407579734e89' 
  AND (
    token = 'y/W4+ApvBVtRJn+fn6TG9Xc/C1JllsM+lznGbxLHN2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )