UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x2RedxIAq80xZ9f7nwvZhDhIX/t8nd4AbT2I+8oPP+I=' 
WHERE 
  key_id = '7fe2798a061c2794d25b6c5480c583ef0847758869ccbebdcfbe69f56f979d0e' 
  AND (
    token = 'x2RedxIAq80xZ9f7nwvZhDhIX/t8nd4AbT2I+8oPP+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )