UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GC/Iq/paFz3R7dVFfR4NY0dbub11UsREGWdLw+QvIO4=' 
WHERE 
  key_id = 'c5d703dd450a8346e1c40af6527426465050ef1ffcf4d05d853859facdcd35d0' 
  AND (
    token = 'GC/Iq/paFz3R7dVFfR4NY0dbub11UsREGWdLw+QvIO4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )