UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VJxT3Ecr84u3EKzBSBfrEH5kIk/uMtlcL2WyaNIdYWc=' 
WHERE 
  key_id = 'b4a736edcfd50b2138deb585320592fcfc85f4336d1cef78dbe98e986c20663e' 
  AND (
    token = 'VJxT3Ecr84u3EKzBSBfrEH5kIk/uMtlcL2WyaNIdYWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )