UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x4QUzSdzPsM4LWw1S7EaBv+xULusBVM0A7uh8dGklMg=' 
WHERE 
  key_id = '6ccb876c86ebcdba192de10ea507c7e217061e2ab64c1faccb15eddbe53da622' 
  AND (
    token = 'x4QUzSdzPsM4LWw1S7EaBv+xULusBVM0A7uh8dGklMg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )